## Content

### February 1998, Volume 104, Issue 3

**572-581 Solving a two-dimensional trim-loss problem with MILP***by*Westerlund, Tapio & Isaksson, Johnny & Harjunkoski, Iiro**582-592 Cyclic and non-cyclic scheduling of 12 h shift nurses by network programming***by*Millar, Harvey H. & Kiragu, Mona**593-600 The [beta]-assignment problems***by*Chang, Gerard J. & Ho, Pei-Hsin**601-614 An objective hyperplane search procedure for solving the general all-integer linear programming (ILP) problem***by*Joseph, Anito & Gass, Saul I. & Bryson, Noel**615-621 Symmetric duality for nonlinear programming problem involving [eta]-bonvex functions***by*Devi, G.

### January 1998, Volume 104, Issue 2

**265-268 Twelveth EURO summer institute: Locational analysis***by*Barcelo, J.**269-287 Some personal views on the current state and the future of locational analysis***by*Avella, P. & Benati, S. & Canovas Martinez, L. & Dalby, K. & Di Girolamo, D. & Dimitrijevic, B. & Ghiani, G. & Giannikos, I. & Guttmann, N. & Hultberg, T. H. & Fliege, J. & Marin, A. & Munoz Marquez, M. & Ndiaye, M. M. & Nickel, S. & Peeters, P. & Perez Brito, D. & Policastro, S. & Saldanha de Gama, F. A. & Zidda, P.**288-298 Efficiency in constrained continuous location***by*Ndiaye, M. & Michelot, C.**299-309 Some new algorithms for location problems on networks***by*Peeters, Peter H.**310-320 Coincidence conditions in multifacility location problems with positive and negative weights***by*Fliege, Jorg**321-332 A multi-modal approach to the location of a rapid transit line***by*Bruno, Giuseppe & Ghiani, Gianpaolo & Improta, Gennaro**333-342 A multiobjective programming model for locating treatment sites and routing hazardous wastes***by*Giannikos, Ioannis**343-357 Restricted center problems under polyhedral gauges***by*Nickel, Stefan**358-365 The Weber problem with regional demand***by*Carrizosa, E. & Munoz-Marquez, M. & Puerto, J.**366-374 A new assignment rule to improve seed points algorithms for the continuous k-center problem***by*Pelegrin, B. & Canovas, L.**375-392 The return plant location problem: Modelling and resolution***by*Marin, Alfredo & Pelegrin, Blas

### January 1998, Volume 104, Issue 1

**1-17 Forest management challenges for operational researchers***by*Martell, David L. & Gunn, Eldon A. & Weintraub, Andres**18-30 Monitoring pollution accidents***by*Gottinger, Hans W.**31-45 Relationships between the decision support system subspecialities and reference disciplines: An empirical investigation***by*Eom, Sean B.**46-62 The structure of qualitative decision-making***by*Brugha, Cathal M.**63-76 The structure of adjustment decision-making***by*Brugha, Cathal M.**77-92 The structure of development decision-making***by*Brugha, Cathal M.**93-99 Heuristic concentration and Tabu search: A head to head comparison***by*Rosing, K. E. & ReVelle, C. S. & Rolland, E. & Schilling, D. A. & Current, J. R.**100-112 Exact and heuristic algorithms for the uncapacitated multiple allocation p-hub median problem***by*Ernst, Andreas T. & Krishnamoorthy, Mohan**113-128 An empirical study of a new metaheuristic for the traveling salesman problem***by*Tsubakitani, Shigeru & Evans, James R.**129-138 New edges not used in shortest tours of TSP***by*Sakakibara, Katsuaki**139-153 Minimum directed 1-subtree relaxation for score orienteering problem***by*Kataoka, Seiji & Yamada, Takeo & Morito, Susumu**154-174 New algorithms for product positioning***by*Hansen, Pierre & Jaumard, Brigitte & Meyer, Christophe & Thisse, Jacques-Francois**175-186 Capacity planning for phased implementation of flexible manufacturing systems under budget restrictions***by*Lim, Seung-Kil & Kim, Yeong-Dae**187-200 A cyclic production problem: an application of max-algebra***by*Nawijn, Wim M.**201-217 The design of service systems with queueing time cost, workload capacities and backup service***by*Amiri, Ali**218-230 Diagnosis and treatment of congestion in central urban areas***by*Roberg, Penina & Abbess, Christopher R.**231-240 A new Markovian description of the M/G/1 retrial queue***by*Rodrigo, A. & Vazquez, M. & Falin, G.**241-249 Network-based formulations of the quadratic assignment problem***by*Ball, Michael O. & Kaku, Bharat K. & Vakhutinsky, Andrew**250-261 Minimal spanning trees with a constraint on the number of leaves***by*Fernandes, Lucinda Matos & Gouveia, Luis

### December 1997, Volume 103, Issue 3

**411-425 Q-analysis for modeling and decision making***by*Duckstein, Lucien & Nobe, Steven A.**426-438 Two engineering applications of a constrained shortest-path model***by*Elimam, A. A. & Kohler, David**439-452 Heuristics for scheduling in a Kanban system with dual blocking mechanisms***by*Sharadapriyadarshini, B. & Rajendran, Chandrasekharan**453-469 Role of design-philosophies in interfacing manufacturing with marketing***by*Balakrishnan, Nagraj & Chakravarty, Amiya K. & Ghose, Sanjoy**470-482 Does cooperation in auditing matter? A comparison of a non-cooperative and a cooperative game model of auditing***by*Cook, J. & Hatherly, D. & Nadeau, L. & Thomas, L. C.**483-496 Ensuring quality in resource constrained project scheduling***by*Icmeli-Tukel, Oya & Rom, Walter O.**497-514 Tool planning models for flexible manufacturing systems***by*Mohamed, Zubair M. & Bernardo, John J.**515-530 Storage controlled pile-up systems, theoretical foundations***by*Rethmann, J. & Wanke, E.**531-546 Simulation techniques for the sensitivity analysis of multi-criteria decision models***by*Butler, John & Jia, Jianmin & Dyer, James**547-556 A branch and bound algorithm for the two-stage assembly scheduling problem***by*Hariri, A. M. A. & Potts, C. N.**557-572 Reordering strategies for a newsboy-type product***by*Lau, Hon-Shiang & Lau, Amy Hing-Ling**573-583 Optimal ordering and pricing policies in a single-period environment with multivariate demand and markdowns***by*Urban, Timothy L. & Baker, R. C.**584-594 The asymptotic value-to-capacity ratio for the multi-class stochastic knapsack problem***by*Lee, Tae-Eog & Oh, Geun Tae**595-609 Dynamic server assignment in a two-queue model***by*Boxma, O. J. & Down, D. G.**610-627 Minimizing waiting times in integrated fixed interval timetables by upgrading railway tracks***by*Nachtigall, Karl & Voget, Stefan**628-634 Operations research applications in Taiwan: A linguistic approach***by*Kao, Chiang & Liu, Shiang-Tai

### December 1997, Volume 103, Issue 2

**275-276 Artificial intelligence tools for decision support systems***by*Rosenthal-Sabroux, Camille & Zarate, Pascale**277-295 A comparative study of methodologies for designing IDSSs***by*Blair, Andrew & Debenham, John & Edwards, Jenny**296-311 Knowledge acquisition issues in the design of decision support systems in quality control***by*Deslandres, V. & Pierreval, H.**312-325 Comparison of some AI and statistical classification methods for a marketing case***by*Montgomery, D. & Swinnen, G. & Vanhoof, K.**326-338 Driving Tabu Search with case-based reasoning***by*Grolimund, Stephan & Ganascia, Jean-Gabriel**339-349 Financial decision support with hybrid genetic and neural based modeling tools***by*Kumar, Ned & Krovi, Ravindra & Rajagopalan, Balaji**350-372 Supporting a complex audit judgment task: An expert network approach***by*Davis, Jefferson T. & Massey, Anne P. & Lovell, Ronald E. R.**373-388 A framework for group decision support systems: Combining AI tools and OR techniques***by*Karacapilidis, Nikos I. & Pappis, Costas P.**389-409 Negotiation support systems: A multi-criteria and multi-agent approach***by*Espinasse, Bernard & Picolet, Guy & Chouraqui, Eugene

### November 1997, Volume 103, Issue 1

**1-17 Quantitative models for reverse logistics: A review***by*Fleischmann, Moritz & Bloemhof-Ruwaard, Jacqueline M. & Dekker, Rommert & van der Laan, Erwin & van Nunen, Jo A. E. E. & Van Wassenhove, Luk N.**18-27 A103 (1997) 18-27 in heavily congested cities***by*Sinclair, Marius & van Oudheusden, Dirk L.**28-37 Estimating returns to scale in DEA***by*Golany, Boaz & Yu, Gang**38-54 A multicriteria decision aid approach for energy planning problems: The case of renewable energy option***by*Georgopoulou, E. & Lalas, D. & Papagiannakis, L.**55-82 Nervousness in inventory management: Comparison of basic control rules***by*de Kok, Ton & Inderfurth, Karl**83-94 The option value of advanced R & D***by*Pennings, Enrico & Lint, Onno**95-112 A multi-level composite heuristic for the multi-depot vehicle fleet mix problem***by*Salhi, S. & Sari, M.**113-116 A two-machine preemptive openshop scheduling problem: An elementary proof of NP-completeness***by*Gladky, A. A.**117-128 Allocation of warehouse inventory with electronic data interchange and fixed order intervals***by*Ernst, Ricardo & Kamrad, Bardia**129-138 An efficient heuristic for scheduling in a flowshop to minimize total weighted flowtime of jobs***by*Rajendran, Chandrasekharan & Ziegler, Hans**139-154 An evaluation of due date, resource allocation, project release, and activity scheduling rules in a multiproject environment***by*Yang, Kum-Khiong & Sum, Chee-Chuong**155-169 Multifleet routing and multistop flight scheduling for schedule perturbation***by*Yan, Shangyao & Tu, Yu-ping**170-185 Relative risk--value models***by*Dyer, James S. & Jianmin Jia**186-197 Handling missing prices in a thinly traded stock market: implications for the specification of event study methods***by*Kallunki, Juha-Pekka**198-208 A tabu search Hooke and Jeeves algorithm for unconstrained optimization***by*Al-Sultan, K. S. & Al-Fawzan, M. A.**209-229 Exact algorithms for the stochastic shortest path problem with a decreasing deadline utility function***by*Murthy, Ishwar & Sarkar, Sumit**230-241 Investigation of path-following algorithms for signomial geometric programming problems***by*Yang, Hsu-Hao & Bricker, Dennis L.**242-254 An analysis of the impact of chaotic dynamics on management information flow models***by*Riggle, Charlene & Madey, Gregory**255-272 Models for 1-out-of Q systems with stochastic lead times and expedited ordering options for spares inventory***by*Dohi, Tadashi & Shibuya, Takeshi & Osaki, Shunji

### November 1997, Volume 102, Issue 3

**405-417 Integrated assessment models for acid rain***by*Hordijk, Leen & Kroeze, Carolien**418-431 Demand estimation with failure and capacity constraints: An application to prisons***by*Lattimore, Pamela K. & Baker, Joanna R.**432-444 Integration of price-depending demand reactions in an optimising energy emission model for the development of CO2-mitigation strategies***by*Wietschel, M. & Fichtner, W. & Rentz, O.**445-454 On the interaction between indirect cost allocations and the firm's objectives***by*Arcelus, F. J. & Bhadury, J. & Srinivasan, G.**455-472 Computer aided decision support system for water strategic planning in Jordan***by*Al-Shemmeri, Tarik & Al-Kloub, Bashar & Pearman, Alan**473-487 A neural network approach to the vessel dispatching problem***by*Vukadinovic, Katarina & Teodorovic, Dusan & Pavkovic, Goran**488-501 Designing paced assembly lines with fixed number of stations***by*Fatih Ugurdag, H. & Rachamadugu, Ram & Papachristou, Christos A.**502-512 One-machine job-scheduling with non-constant capacity -- Minimizing weighted completion times***by*Amaddeo, H. F. & Nawijn, W. M. & van Harten, A.**513-527 A neighbourhood scheme with a compressed solution space for the early/tardy scheduling problem***by*James, R. J. W. & Buchanan, J. T.**528-537 Heuristics for unrelated machine scheduling with precedence constraints***by*Herrmann, Jeffrey & Proth, Jean-Marie & Sauer, Nathalie**538-553 A Monte Carlo investigation of incomplete pairwise comparison matrices in AHP***by*Carmone, Frank J. & Kara, Ali & Zanakis, Stelios H.**554-574 A procedure for optimizing tactical response in oil spill clean up operations***by*Srinivasa, Anand V. & Wilhelm, Wilbert E.**575-600 Bank asset and liability management under uncertainty***by*Oguzsoy, Cemal Berk & Guven, Sibel**601-610 A reference direction approach to multiple objective quadratic-linear programming***by*Korhonen, Pekka & Yu, GuangYuan**611-625 Lagrangian heuristics for the two-echelon, single-source, capacitated facility location problem***by*Tragantalerngsak, Suda & Holt, John & Ronnqvist, Mikael**626-647 A constrained nonlinear 0-1 program for data allocation***by*Sarathy, Rathindra & Shetty, Bala & Sen, Arun**648-656 Fuzzy sharing problem by possibility measure***by*Itoh, Takeshi & Ishii, Hiroaki**657-666 On the convergence of the block principal pivotal algorithm for the LCP***by*Takriti, Samer & Murty, Katta G.

### October 1997, Volume 102, Issue 2

**247-666 Fourteenth EURO Summer Institute: Environmental planning***by*Pappis, Costas**248-263 Operations research and environmental planning***by*Daniel, S. E. & Diakoulaki, D. C. & Pappis, C. P.**264-278 Production planning and inventory control with remanufacturing and disposal***by*van der Laan, Erwin & Salomon, Marc**279-294 How to benefit from decision analysis in environmental life cycle assessment (LCA)***by*Miettinen, Pauli & Hamalainen, Raimo P.**295-301 Semi-obnoxious location models: A global optimization approach***by*Romero-Morales, Dolores & Carrizosa, Emilio & Conde, Eduardo**302-319 The obnoxious p facility network location problem with facility interaction***by*Welch, S. B. & Salhi, S.**320-334 A decisional procedure for water resources planning taking into account water quality constraints***by*Avogadro, E. & Minciardi, R. & Paolucci, M.**335-346 Collaborative environmental planning with GeoMed***by*Karacapilidis, Nikos & Papadias, Dimitris & Gordon, Thomas & Voss, Hans**347-363 An interactive decision-making approach based on intelligent systems to redraw district boundaries in regional planning***by*Moualek, Idir**364-379 Multicriteria analysis vs. externalities assessment for the comparative evaluation of electricity generation systems***by*Mirasgedis, S. & Diakoulaki, D.**380-392 A model for long-term global air quality prediction and development of efficient control strategies in Turkey***by*Kumbaroglu, Gurkan S.**393-403 Solving an equilibrium model for trade of CO2 emission permits***by*Bueler, Benno

### October 1997, Volume 102, Issue 1

**1-20 Repairable inventory theory: Models and applications***by*Guide, V. Daniel R. & Srivastava, Rajesh**21-35 Aircrew schedule generation using repeated matching***by*Wark, Peter & Holt, John & Ronnqvist, Mikael & Ryan, David**36-57 Purchasing demand information in a stochastic-demand inventory system***by*DeCroix, Gregory A. & Mookerjee, Vijay S.**58-72 Joint planning of combined heat and power and electric power systems: An efficient model formulation***by*Gardner, Douglas T. & Scott Rogers, J.**73-87 Scheduling installations in the telecommunications industry***by*Shade, J. J. & Orman, A. J.**88-110 Project scheduling under resource and mode identity constraints: Model, complexity, methods, and application***by*Salewski, Frank & Schirmer, Andreas & Drexl, Andreas**111-123 Single machine scheduling when processing times are correlated normal random variables***by*Boys, R. J. & Glazebrook, K. D. & McCrone, C. M.**124-141 Inclusion of flexibility benefits in discounted cash flow analyses for investment evaluation: A simulation/optimization model***by*Ramasesh, Ranga V. & Jayakumar, Maliyakal D.**142-156 A hybrid two-stage flowshop with part family, batch production, major and minor set-ups***by*Li, Shanling**157-175 Estimating the Held-Karp lower bound for the geometric TSP***by*Valenzuela, Christine L. & Jones, Antonia J.**176-192 On the analytic representation of the Leximin ordering and its application to flexible constraint propagation***by*Yager, Ronald R.**193-214 Distribution requirements and compactness constraints in school timetabling***by*Drexl, Andreas & Salewski, Frank**215-226 Introduction to a new weighting method -- Hierarchy consistency analysis***by*Guh, Yuh-Yuan**227-241 Waiting times of a finite-capacity multi-server model with non-preemptive priorities***by*Wagner, Dietmar**242-243 DECOPOL -- Codes for decomposing a polygon into convex subpolygons***by*Fernandez, J. & Canovas, L. & Pelegrin, B.

### September 1997, Volume 101, Issue 3

**419-429 Supply chain partnerships: Opportunities for operations research***by*Maloni, Michael J. & Benton, W.C.**430-441 Spatial organization of an industrial area: Distribution of the environmental cost and equity policies***by*Karkazis, John & Boffey, Brian**442-451 Multicriteria decision analysis in a decision tree***by*Lootsma, Freerk A.**452-462 A framework for decision support systems for scheduling problems***by*Ecker, Klaus & Gupta, Jatinder N.D. & Schmidt, Gunter**463-473 The teacher assignment problem: A special case of the fixed charge transportation problem***by*Hultberg, Tim H. & Cardoso, Domingos M.**474-485 Lead time and response time in a pull production control system***by*Kim, Ilhyung & Tang, Christopher S.**486-498 Robust autoregressive estimates using quadratic programming***by*Zioutas, G. & Camarinopoulos, L. & Senta, E. Bora**499-508 A dynamic programming heuristic for the P-median problem***by*Hribar, Michelle & Daskin, Mark S.**509-518 Direct shipping and the dynamic single-depot/multi-retailer inventory system***by*Barnes-Schuster, Dawn & Bassok, Yehuda**519-531 A multi-product loading problem: a model and solution method***by*Yuceer, Umit**532-549 Supply rationing in multi-echelon divergent systems***by*van der Heijden, M.C.**550-559 Setting the length of the planning horizon in the vehicle replacement problem***by*de Sousa, Jorge Freire & Guimaraes, Rui Campos**560-576 Variance of the throughput of an N-station production line with no intermediate buffers and time dependent failures***by*Tan, Baris**577-587 Using an interior point method for the master problem in a decomposition approach***by*Gondzio, J. & Sarkissian, R. & Vial, J.-P.**588-597 Rendezvous search on the line with bounded resources: expected time minimization***by*Alpern, Steve & Beck, Anatole**598-608 Facets for node packing***by*Murray, Alan T. & Church, Richard L.

### September 1997, Volume 101, Issue 2

**229-229 Thirteenth EURO Summer Institute: Stochastic Optimization***by*Pflug, G. Ch. & Ruszczynski, A.**230-244 On nonsmooth and discontinuous problems of stochastic systems optimization***by*Ermoliev, Yuri M. & Norkin, Vladimir I.**245-260 Optimal allocation of simulation experiments in discrete stochastic optimization and approximative algorithms***by*Futschik, A. & Pflug, G. Ch.**261-284 Stochastic gradient algorithm with random truncations***by*Tadic, Vladislav**285-305 Estimated stochastic programs with chance constraints***by*Growe, Nicole**306-316 A cutting-plane approach to mixed 0-1 stochastic integer programs***by*Caroe, Claus C. & Tind, Jorgen**317-327 The augmented system variant of IPMs in two-stage stochastic linear programming computation***by*Meszaros, Csaba**328-342 Accelerating the regularized decomposition method for two stage stochastic linear problems***by*Ruszczynski, Andrzej & Swietanowski, Artur**343-359 Modelling and analysis of multistage stochastic programming problems: A software environment***by*Messina, E. & Mitra, G.**360-373 Stochastic optimization on Bayesian nets***by*Archetti, F. & Gaivoronski, A. & Stella, F.**374-392 Discretized reality and spurious profits in stochastic programming models for asset/liability management***by*Klaassen, Pieter**393-405 Fast simulation of blocking probabilities in loss networks***by*Mandjes, Michel**406-417 An applied study on recursive estimation methods, neural networks and forecasting***by*Teixeira, Joao C. & Rodrigues, Antonio J.

### August 1997, Volume 101, Issue 1

**1-14 A state space condition monitoring model for furnace erosion prediction and replacement***by*Christer, A. H. & Wang, W. & Sharp, J. M.**15-28 Sensitivity analysis in linear programming: just be careful!***by*Jansen, B. & de Jong, J. J. & Roos, C. & Terlaky, T.**29-38 The balanced linear programming problem***by*Ahuja, Ravindra K.**39-50 Rank-based statistical procedures in analytic hierarchy process***by*Basak, Indrani**51-64 Equivalences between Data Envelopment Analysis and the theory of redundancy in linear systems***by*Dula, J. H.**65-73 Response surface methodology: A neural network approach***by*Farooq Anjum, M. & Tasadduq, Imran & Al-Sultan, Khaled**74-80 Greedy sets and related problems***by*Girlich, Eberhard & Kovalev, Michail M. & Vasilkov, Dmitri M.**81-92 Computational experience with approximation algorithms for the set covering problem***by*Grossman, Tal & Wool, Avishai**93-103 A branch-and-bound algorithm for the mini-max spanning forest problem***by*Yamada, Takeo & Takahashi, Hideo & Kataoka, Seiji**104-121 An enumerative algorithm framework for a class of nonlinear integer programming problems***by*Djerdjour, Mohamed**122-129 Second order symmetric duality for nonlinear minimax mixed integer programs***by*Gulati, T. R. & Ahmad, Izhar**130-139 A contraction algorithm for the multiparametric integer linear programming problem***by*Crema, Alejandro**140-154 A simple SLP algorithm for solving a class of nonlinear programs***by*Sarker, Ruhul A. & Gunn, Eldon A.**155-163 A new penalty function algorithm for convex quadratic programming***by*Ben-Daya, M. & Al-Sultan, K. S.**164-176 The most-obtuse-angle row pivot rule for achieving dual feasibility: A computational study***by*Pan, Ping-Qi**177-192 Stochastic linear programs with restricted recourse***by*Vladimirou, Hercules & Zenios, Stavros A.**193-203 Modelling stochastic decision systems using dependent-chance programming***by*Liu, Baoding & Iwamura, Kakuzo**204-219 Decomposition of the fuzzy parametric space in multiobjective nonlinear programming problems***by*Kassem, Mohamed Abd El-Hady**220-223 A note on a global approach for general 0-1 fractional programming***by*Wu, Tai-Hsi**224-225 OR software -- ORSEP Operations Research Software Exchange Program Edited by Professor H.W. Hamacher GP -- A C language implementation of genetic programming***by*Pollatschek, M. A.

### August 1997, Volume 100, Issue 3

**399-412 The mixed and multi model line balancing problem: a comparison***by*van Zante-de Fokkert, Jannet I. & de Kok, Ton G.**413-428 Optimal production cycles, procurement schedules, and joint investment in an imperfect production system***by*Hong, Jae-Dong**429-440 On the use of the asymptotic forms of the boolean matrix for designing cellular manufacturing systems -- An improved approach***by*Nair, G. Jayakrishnan & Narendran, T. T.**441-453 A global MILP model for FMS scheduling***by*Liu, Jiyin & MacCarthy, B. L.**454-463 On a pattern sequencing problem to minimize the maximum number of open stacks***by*Yanasse, Horacio Hideki**464-474 Scheduling jobs on parallel machines with sequence-dependent setup times***by*Lee, Young Hoon & Pinedo, Michael**475-481 Real time task scheduling allowing fuzzy due dates***by*Litoiu, Marin & Tadei, Roberto**482-493 Robust economic order quantity models***by*Yu, Gang**494-513 Solving the discrete lotsizing and scheduling problem with sequence dependent set-up costs and set-up times using the Travelling Salesman Problem with time windows***by*Salomon, Marc & Solomon, Marius M. & Van Wassenhove, Luk N. & Dumas, Yvan & Dauzere-Peres, Stephane**514-536 A dynamic lot sizing model with exponential machine breakdowns***by*Kuhn, Heinrich**537-549 Dynamic lot-sizing with setup cost reduction***by*Denizel, Meltem & Erenguc, Selcuk & Benson, Harold P.**550-556 An optimal (Q,r) policy for a multipart assembly system under stochastic part procurement lead times***by*Fujiwara, Okitsugu & Sedarage, Dayani**557-561 Simple formulas for the expected costs in the newsboy problem: An educational note***by*Hon-Shiang Lau**562-565 The single-item newsboy problem with dual performance measures and quantity discounts***by*Lin, Chen-Sin & Kroll, Dennis E.**566-585 On the lexicographic minimax approach to location problems***by*Ogryczak, Wlodzimierz**586-593 An adaptation of SH heuristic to the location set covering problem***by*Alminana, Marcos & Pastor, Jesus T.**594-607 Generalized p-Center problems: Complexity results and approximation algorithms***by*Hochbaum, Dorit S. & Pathria, Anu**608-616 A bi-objective uncapacitated facility location problem***by*Myung, Young-Soo & Kim, Hu-gon & Tcha, Dong-wan**617-622 A linear program for the two-hub location problem***by*Sohn, Jinhyeon & Park, Sungsoo**623-628 The splitting of variables and constraints in the formulation of integer programming models***by*Williams, H. P. & Brailsford, S. C.**629-637 Scaling units via the canonical correlation analysis in the DEA context***by*Friedman, Lea & Sinuany-Stern, Zilla**638-641 A response to "A comment on 'Grey integer programming: An application to waste management planning under uncertainty"' by Larry Jenkins***by*Huang, G. H. & Baetz, B. W. & Patry, G. G.

### July 1997, Volume 100, Issue 2

**251-252 Models and methods for an integrated design of products and processes***by*Eversheim, Walter**253-265 Information management for concurrent engineering***by*Eversheim, Walter & Roggatz, Axel & Zimmermann, Hans-Jurgen & Derichs, Thomas**266-276 A flexible concept for decision support: Evaluation and selection of suitable product development activities***by*Ahn, H. & Dyckhoff, H.**277-292 A methodology for the reduction of imprecision in the engineering process***by*Giachetti, Ronald E. & Young, Robert E. & Roggatz, Axel & Eversheim, Walter & Perrone, Giovanni**293-314 The implementation of simultaneous engineering in the stage of product concept development: A process orientated improvement of quality function deployment***by*Schmidt, Ralf