# Elsevier

# European Journal of Operational Research

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**Editor:**

**Current editor:**Jesus Artalejo

**Current editor:**Jean-Charles. Billaut

**Current editor:**Robert Dyson

**Current editor:**Lorenzo Peccati

**For corrections or technical questions regarding this series, please contact (Dana Niculescu)**

**Series handle:**repec:eee:ejores

**ISSN:**0377-2217

**Citations RSS feed:**at CitEc

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### June 1996, Volume 91, Issue 2

**330-337 Restyling of fees in consumers credit and their optimization***by*Battaglio, Claudia & Longo, Giovanni & Peccati, Lorenzo**338-345 Credit risk exposure with interest and currency swaps***by*Coppes, Robert Christophor & Stokking, Evert Jan**347-366 On the use of the complexity index as a measure of complexity in activity networks***by*De Reyck, Bert & Herroelen, Willy**367-385 Maximizing the production rate in simple assembly line balancing -- A branch and bound procedure***by*Klein, Robert & Scholl, Armin**386-394 Capacity planning in manufacturing and computer networks***by*Bretthauer, Kurt M.**395-410 A heuristic approach for capacity expansion of packet networks***by*Dutta, Amitava & Ki Kim, Young**411-426 Optimal allocation and backup of computer resources under asymmetric information and incentive incompatibility***by*Cheng, Hsing K. & Freimer, Marshall & Richmond, William B. & Sumita, Ushio

### May 1996, Volume 91, Issue 1

**1-13 Perturbation analysis of discrete event systems: Concepts, algorithms, and applications***by*Cao, Xi-Ren**14-26 Visual interactive modelling: A pictorial simulation specification system***by*Au, Grace & Paul, Ray J.**27-37 The Analytic Hierarchy Process in an uncertain environment: A simulation approach***by*Hauser, David & Tadikamalla, Pandu**38-55 Dynamic control charts for finite production runs***by*Tagaras, George**56-73 Modeling and analysis of machine sharing in manufacturing systems***by*Benjaafar, Saifallah**74-88 Joint replacement in an operational planning phase***by*Dekker, R. & Wildeman, R. E. & van Egmond, R.**89-98 Alternate approaches to solving the Holt et al. model and to performing sensitivity analysis***by*Singhal, Jaya & Singhal, Kalyan**99-117 An exchange heuristic imbedded with simulated annealing for due-dates job-shop scheduling***by*He, Zesheng & Yang, Taeyong & Tiger, Andy**118-123 V-shape property for job sequences that minimize the expected completion time variance***by*Cai, X.**124-143 Search heuristics for a flowshop scheduling problem in a printed circuit board assembly process***by*Kim, Yeong-Dae & Lim, Hyeong-Gyu & Park, Moon-Won**144-159 Variants of the Two Machine Flow Shop Problem connected with factorization of matrix functions***by*Bart, H. & Kroon, L. G.**160-175 A fast tabu search algorithm for the permutation flow-shop problem***by*Nowicki, Eugeniusz & Smutnicki, Czeslaw**176-189 Sevast'yanov's algorithm for the flow-shop scheduling problem***by*Ramalhinho Lourenco, Helena**190-202 Single-machine scheduling with time windows and earliness/tardiness penalties***by*Koulamas, Christos**203-210 Solution of the generalized Townsend single machine scheduling model***by*Szwarc, Wlodzimierz & Mukhopadhyay, Samar K.

### May 1996, Volume 90, Issue 3

**383-394 Inspection games in arms control***by*Avenhaus, Rudolf & Canty, Morton & Marc Kilgour, D. & von Stengel, Bernhard & Zamir, Shmuel**395-412 Cost-effective sulphur emission reduction under uncertainty***by*Altman, Anna & Amann, Markus & Klaassen, Ger & Ruszczynski, Andrzej & Schopp, Wolfgang**413-419 A simulation model for emergency evacuation***by*Pidd, M. & de Silva, F. N. & Eglese, R. W.**420-426 Determining dominant wind directions***by*Selim, Shokri Z. & Al-Rabeh, A. H.**427-443 Applying the flow-capturing location-allocation model to an authentic network: Edmonton, Canada***by*John Hodgson, M. & Rosing, K. E. & Leontien, A. & Storrier, G.**444-450 Location-allocation on a line with demand-dependent costs***by*Drezner, Zvi & Wesolowsky, George O.**451-460 Robustness of the efficient DMUs in data envelopment analysis***by*Zhu, Joe**461-472 Preference voting and project ranking using DEA and cross-evaluation***by*Green, Rodney H. & Doyle, John R. & Cook, Wade D.**473-486 A decision-support model for investment decisions in new ventures***by*Jain, Bharat A. & Nag, Barin N.**487-513 A survey of business failures with an emphasis on prediction methods and industrial applications***by*Dimitras, A. I. & Zanakis, S. H. & Zopounidis, C.**514-535 On the methodology of the World Competitiveness Report***by*Oral, Muhittin & Chabchoub, Habib**536-546 Residence exchange wanted: A stable residence exchange problem***by*Yuan, Yufei**547-552 On the optimal spacing of currency denominations***by*van Hove, Leo & Heyndels, Bruno**553-565 On the measurement of technical efficiency in the public sector***by*Ruggiero, John**566-576 Efficiency of the Turkish Stock Exchange with respect to monetary variables: A cointegration analysis***by*Muradoglu, Yaz Gulnur & Metin, Kivilcim**577-588 Using neural networks to forecast the systematic risk of stocks***by*Wittkemper, Hans-Georg & Steiner, Manfred**589-598 Strategic new product pricing when demand obeys saturation effects***by*Dockner, Engelbert J. & Gaunersdorfer, Andrea**599-608 A differential game model of a market of substitutable products***by*Yeung, David W. K.**609-618 The system dynamics of future warfare***by*Moffat, J.**619-624 A new model of conflict analysis -- the three dimensional graph model***by*Wu, Yuhua & Cheng, Dewen & Wolfe, M.**625-637 Monotone second-best optimal contracts***by*Monahan, George E. & Vemuri, Vijay

### April 1996, Volume 90, Issue 2

**197-199 Project management and scheduling***by*Herroelen, Willy S. & Demeulemeester, Erik L.**200-213 Local search heuristics for single-machine scheduling with batching to minimize the number of late jobs***by*Crauwels, H. A. J. & Potts, C. N. & Van Wassenhove, L. N.**214-226 Polynomial algorithms for resource-constrained and multiprocessor task scheduling problems***by*Brucker, Peter & Kramer, Andreas**227-237 The two-machine total completion time flow shop problem***by*Della Croce, F. & Narayan, V. & Tadei, R.**238-251 Two branch and bound algorithms for the permutation flow shop problem***by*Carlier, Jacques & Rebai, Ismail**252-268 Extending the shifting bottleneck procedure to real-life applications***by*Ivens, Philip & Lambrecht, Marc**269-284 A computational study of constraint satisfaction for multiple capacitated job shop scheduling***by*Nuijten, W. P. M. & Aarts, E. H. L.**285-302 A graph colouring model for assigning a heterogeneous workforce to a given schedule***by*Valls, Vicente & Perez, Angeles & Quintanilla, Sacramento**303-319 A branch and bound algorithm for minimizing the number of crossing arcs in bipartite graphs***by*Valls, Vicente & Marti, Rafael & Lino, Pilar**320-333 Serial and parallel resource-constrained project scheduling methods revisited: Theory and computation***by*Kolisch, Rainer**334-348 An efficient optimal solution procedure for the preemptive resource-constrained project scheduling problem***by*Demeulemeester, Erik L. & Herroelen, Willy S.**349-361 A new and efficient heuristic for scheduling projects with resource restrictions and multiple execution modes***by*Boctor, Fayez F.**362-375 A framework for an interactive project scheduling system under limited resources***by*Ulusoy, Gunduz & Ozdamar, Linet**376-382 : A generator of testsets for project activity nets***by*Agrawal, M. K. & Elmaghraby, S. E. & Herroelen, W. S.

### April 1996, Volume 90, Issue 1

**1-12 Practical aspects of route planning for magazine and newspaper wholesalers***by*Dillmann, Roland & Becker, Burkhard & Beckefeld, Volker**13-25 Scheduling for a multifunction phased array radar system***by*Orman, A. J. & Potts, C. N. & Shahani, A. K. & Moore, A. R.**26-44 Tactical design of rail freight networks. Part I: Exact and heuristic methods***by*Marin, Angel & Salmeron, Javier**45-55 A restricted dynamic programming heuristic algorithm for the time dependent traveling salesman problem***by*Malandraki, Chryssi & Dial, Robert B.**56-70 An efficient algorithm for facility location in the presence of forbidden regions***by*Butt, Steven E. & Cavalier, Tom M.**71-77 Optimizing solid waste collection in Brussels***by*Kulcar, Thierry**78-84 An axiomatic characterization of some locations in trees***by*Vohra, Rakesh**85-101 VARMAX-modelling of blast furnace process variables***by*Ostermark, Ralf & Saxen, Henrik**102-114 Generalized bilinear programming: An application in farm management***by*Bloemhof-Ruwaard, Jacqueline M. & Hendrix, Eligius M. T.**115-141 Interactions between members of a marketing-production channel under seasonal demand***by*Desai, Vijay S.**142-155 Determination of paths to vendor market efficiency using parallel coordinates representation: A negotiation tool for buyers***by*Weber, Charles A. & Desai, Anand**156-170 Computational approximations of renewal process relating to a warranty problem: The case of phase-type lifetimes***by*Kao, Edward P. C. & Smith, Marion Spokony**171-181 A stocking policy for spare part provisioning under age based preventive replacement***by*Zohrul Kabir, A. B. M. & Al-Olayan, Ahmed S.**182-196 Dynamic setup reduction in production lot sizing with nonconstant deterministic demand***by*Hong, Jae-Dong & Kim, Seung-Lae & Hayya, Jack C.

### March 1996, Volume 89, Issue 3

**445-456 The application of fuzzy integrals in multicriteria decision making***by*Grabisch, Michel**457-461 A note on the use of PROMETHEE multicriteria methods***by*De Keyser, Wim & Peeters, Peter**462-472 InterQuad: An interactive quad tree based procedure for solving the discrete alternative multiple criteria problem***by*Sun, Minghe & Steuer, Ralph E.**473-481 Equivalence and implementation of alternative methods for determining returns to scale in data envelopment analysis***by*Banker, Rajiv D. & Chang, Hsihui & Cooper, William W.**482-490 Efficiency bounds in Data Envelopment Analysis***by*Green, Rodney H. & Doyle, John R. & Cook, Wade D.**491-495 Towards an optimal model of food nutrition structure relating to production development for the region of the middle-lower reach of the Yangtze in China***by*Haitao, C. & Hongyan, Z. & Xuehong, L. & Qingping, L.**496-515 On the robustness of the bowl phenomenon***by*Hillier, Frederick S. & So, Kut C.**516-524 A general lower bound for the makespan problem***by*Webster, S. T.**525-542 A multiple-tree search procedure for the resource-constrained project scheduling problem***by*Simpson, Wendell P. & Patterson, James H.**543-555 Resource allocation in state-dependent emergency evacuation networks***by*Bakuli, David L. & MacGregor Smith, J.**556-563 A neural network approach to facility layout problems***by*Kazuhiro Tsuchiya & Sunil Bharitkar & Yoshiyasu Takefuji**564-569 A heuristic for blocking flow algorithms***by*Traff, Jesper Larsson**570-580 An amalgation of games***by*Borm, Peter & Garcia-Jurado, Ignacio & Potters, Jos & Tijs, Stef**581-592 Nonparametric econometric modelling: A neural network approach***by*Shouhong Wang**593-608 Optimal batch size and raw material ordering policy for a production system with a fixed-interval, lumpy demand delivery system***by*Sarker, Bhaba R. & Parija, Gyana R.**609-617 LP relaxation of the two dimensional knapsack problem with box and GUB constraints***by*Bagchi, Ansuman & Bhattacharyya, Nalinaksha & Chakravarti, Nilotpal**618-641 Generalized optimal designs and contingency plans in linear systems***by*Yong Shi & Po-Lung Yu & Dazhi Zhang**642-659 Auxiliary tool allocation in flexible manufacturing systems***by*Atan, Tankut S. & Pandit, Ram**660-667 The joint distribution of the number of occurrences of two interrelated Poisson processes***by*Cuffe, Barry P. & Friedman, Moshe F.**668-670 Some notes on the time-variant Lyapunov theory***by*Molnar, S. & Szidarovszky, F.**671-670 A comment on "Grey integer programming: an application to waste management planning under uncertainty" by Guo H. Huang, Brian W. Baetz, Gilles G. Patry : European Journal of Operational Research 83 (1995) 594-620***by*Jenkins, Larry

### March 1996, Volume 89, Issue 2

**223-225 The management of congestion***by*van Ackere, Ann**226-236 Pricing, routing, and incentive compatibility in multiserver queues***by*Bradford, Richard M.**237-245 Cost of congestion, operational efficiency and management accounting***by*Balachandran, Kashi R. & Radhakrishnan, Suresh**246-258 An appointment-based service center with guaranteed service***by*Babad, Yair M. & Dada, Maqbool & Saharia, Aditya N.**259-268 Manufacturing lead times, system utilization rates and lead-time-related demand***by*Weng, Z. Kevin**269-276 A lot sizing model with queueing delays: The issue of safety time***by*Lambrecht, Marc R. & Chen, Shaoxiang & Vandaele, Nico J.**277-284 Optimizing steady state Markov chains by state reduction***by*Grassmann, Winfried K.**285-301 A generalized maintenance model for stochastically deteriorating equipment***by*Stadje, Wolfgang & Zuckerman, Dror**302-312 Capacity planning under different inspection strategies***by*Gurnani, Haresh & Drezner, Zvi & Akella, Ram**313-325 Optimal time varying lot-sizing models under inflationary conditions***by*Hariga, M. A. & Ben-Daya, M.**326-340 Integrated multi-item production-inventory systems***by*Arreola-Risa, Antonio**341-354 Distribution planning for a divergent depotless two-echelon network under service constraints***by*Verrijdt, J. H. C. M. & de Kok, A. G.**355-365 Modelling setup times, process batches and transfer batches using activity network logic***by*Demeulemeester, Erik L. & Herroelen, Willy S.**366-379 Task scheduling with and without communication delays: A unified approach***by*Krishnamoorthy, Venkatesh & Efe, Kemal**380-399 A decision model for interdependent information system project selection***by*Santhanam, Radhika & Kyparisis, George J.**400-407 A note on an iterative forward/backward scheduling technique with reference to a procedure by Li and Willis***by*Ozdamar, Linet & Ulusoy, Gunduz**408-422 Comparative studies in interactive multiple objective mathematical programming***by*Aksoy, Yasemin & Butler, Timothy W. & Minor, Elliott D.**423-426 An O(m log n) algorithm for the max + sum spanning tree problem***by*Punnen, Abraham P. & Nair, K. P. K.**427-444 A Thurstonian view of the analytic hierarchy process***by*MacKay, David B. & Bowen, William M. & Zinnes, Joseph L.

### February 1996, Volume 89, Issue 1

**1-17 Optimization models for salesforce compensation***by*Albers, Sonke**18-33 Performance assessment in higher education in Britain***by*Johnes, Jill**34-52 State realization with exogenous variables - A test on blast furnace data***by*Saxen, Henrik & Ostermark, Ralf**53-69 Piecewise affine approximations for the control of a one-reservoir hydroelectric system***by*Drouin, Nicol & Gautier, Antoine & Lamond, Bernard F. & Lang, Pascal**70-85 Team coordination in decision support projects***by*Mentzas, Gregory N.**86-99 Multi-level, single-machine lot sizing and scheduling (with initial inventory)***by*Kimms, A.**100-107 Minimizing mean tardiness subject to unspecified minimum number tardy for a single machine***by*Ben-Daya, M. & Duffuaa, S. O. & Raouf, A.**108-126 A heuristic algorithm for the asymmetric capacitated vehicle routing problem***by*Vigo, Daniele**127-134 Optimal access control for broadband services: Stochastic knapsack with advance information***by*Chius, Steve Y. & Lu, Leonard & Anthony Cox, Louis**135-146 Solving the failure-to-fit problem for plant layout: By changing department shapes and sizes***by*Lin, Jin-Ling & Foote, Bobbie & Pulat, Simin & Chang, Chir-Ho & Cheung, John Y.**147-163 Analysis of a synchronization station for the performance evaluation of a kanban system with a general arrival process of demands***by*Mascolo, Maria Di**164-171 On the M/G/1 machine interference model with spares***by*Gupta, U. C. & Srinivasa Rao, T. S. S.**172-175 Preemptive scheduling in a two-stage multiprocessor flow shop is NP-hard***by*Hoogeveen, J. A. & Lenstra, J. K. & Veltman, B.**176-184 Optimal expansion of capacitated transshipment networks***by*Ahuja, R. K. & Batra, J. L. & Gupta, S. K. & Punnen, A. P.**185-192 An interactive approach for vector optimization problems***by*Hussein, Mohammad L. & Abd El-Ghaffar, F. S.**193-201 Using aspiration levels in an interactive interior multiobjective linear programming algorithm***by*Abel, Ami & Korhonen, Pekka**202-211 Using approximate gradients in developing an interactive interior primal-dual multiobjective linear programming algorithm***by*Arbel, Ami & Oren, Shmuel S.**212-214 A note on programming problems with linear-plus-linear-fractional objective functions***by*Hirche, Joachim**215-220 Comment on D.J. White, "A characterization of the feasible set of objective function vectors in linear multiple objective problems" : European Journal of Operational Research 52 (1991) 361-366***by*Lotov, Alexander V.

### February 1996, Volume 88, Issue 3

**413-427 Optimization and sensitivity analysis of computer simulation models by the score function method***by*Kleijnen, Jack P. C. & Rubinstein, Reuven Y.**428-445 Modelling resource availability in general hospitals design and implementation of a decision support model***by*Kusters, Rob J. & Groot, Petra M. A.**446-463 Integration of operation routing and economic production quantity decisions in batch manufacturing systems***by*Egbelu, Pius J.**464-474 The team orienteering problem***by*Chao, I-Ming & Golden, Bruce L. & Wasil, Edward A.**475-489 A fast and effective heuristic for the orienteering problem***by*Chao, I-Ming & Golden, Bruce L. & Wasil, Edward A.**490-503 The capacitated distribution and waste disposal problem***by*Bloemhof-Ruwaard, Jacqueline M. & Salomon, Marc & Van Wassenhove, Luk N.**504-515 Cash flow optimization in delivery scheduling***by*Dror, Moshe & Trudeau, Pierre**516-524 An SA/TS mixture algorithm for the scheduling tardiness problem***by*Adenso-Diaz, Belarmino**525-536 Robustly efficient parametric frontiers via Multiplicative DEA for domestic and international operations of the Latin American airline industry***by*Charnes, Abraham & Gallegos, Armando & Li, Hongyu**537-549 Implied constraints and an alternate unified development of nonlinear programming theory***by*Johri, Pravin K.**550-562 Finding improving directions in Lagrangian relaxation by fictitious play: A NASA scheduling application***by*Bell, Colin E.**563-571 A simple Tabu Search method to solve the mixed-integer linear bilevel programming problem***by*Wen, U. P. & Huang, A. D.**572-577 Pseudo-invexity and duality in nonlinear programming***by*Nanda, S. & Das, L. N.**578-582 Testing integer knapsacks for feasibility***by*Hansen, Paul & Ryan, Jennifer**583-585 A note on returns to scale in DEA***by*Banker, R. D. & Bardhan, I. & Cooper, W. W.**586-591 Optimizing flow rates in a queueing network with side constraints***by*Pourbabai, B. & Blanc, J. P. C. & van der Duyn Schouten, F. A.**592-598 A simple heuristic for buffer design in finite-capacity queues***by*Gouweleeuw, Frank N. & Tijms, Henk C.**599-613 Discrete NT-policy single server queue with Markovian arrival process and phase type service***by*Alfa, Attahiru Sule & Frigui, Imed**614-621 Queueing models with delayed state-dependent service times***by*Wang, Pu Patrick**622-636 A K-step look-ahead analysis of value iteration algorithms for Markov decision processes***by*Herzberg, Meir & Yechiali, Uri

### January 1996, Volume 88, Issue 2

**203-214 Statistical quality control and improvement***by*Stuart, Michael & Mullins, Eamonn & Drew, Eileen**215-230 Strategic planning of transportation services for petroleum products An application of capacitated gravity models***by*Douglas Smith, L. & Moses, Steven W.**231-250 Scheduling crackdowns on illicit drug markets***by*Naik, Ashich V. & Baveja, Alok & Batta, Rajan & Caulkins, Jonathan P.**251-256 Economical and ecological utility oriented analysis of the process of anaerobic digestion of waste waters***by*Pavlov, Yu. & Grancharov, D. & Momchev, V.**257-268 Determination of the portfolio selection for a property-liability insurance company***by*Li, Susan X. & Huang, Zhimin**269-286 SIMPSON: An intelligent assistant for short-term manufacturing scheduling***by*May, Jerrold H. & Vargas, Luis G.**287-303 Setting planned lead times for multi-operation jobs***by*Matsuura, Haruki & Tsubone, Hitoshi & Kanezashi, Masakazu**304-319 On the estimation of optimal batch sizes in the analysis of simulation output***by*Song, Wheyming Tina**320-327 Project management with time, cost, and quality considerations***by*Babu, A. J. G. & Suresh, Nalina**328-335 Scheduling about a given common due date to minimize mean squared deviation of completion times***by*Weng, Xiaohua & Ventura, Jose A.**336-344 Scheduling jobs with different, job-dependent earliness and tardiness penalties using the SLK method***by*Adamopoulos, G. I. & Pappis, C. P.**345-347 A dominant subset of V-shaped sequences for a class of single machine sequencing problems***by*Al-Turki, Umar M. & Mittenthal, John & Raghavachari, M.**348-357 Arbitrated matching: Formulation and protocol***by*Ng, W. -Y. & Choi, K. -W. & Shum, K. -H.**358-367 Minimizing deviations from the group mean: A new linear programming approach for the two-group classification problem***by*Lam, Kim Fung & Choo, Eng Ung & Moy, Jane W.**368-381 A combined constraint-space, objective-space approach for determining high-dimensional maximal efficient faces of multiple objective linear programs***by*Dauer, Jerald P. & Gallagher, Richard J.**382-403 Conditional subgradient optimization -- Theory and applications***by*Larsson, Torbjorn & Patriksson, Michael & Stromberg, Ann-Brith**404-412 A strategy for evolution of alhorithms to increase the computational effectiveness of NP-hard scheduling problems***by*Li, Der-Chiang & Lin, Han-Kun & Torng, Kuan-Yueh

### January 1996, Volume 88, Issue 1

**1-2 Editorial***by*Mercer, Alan & Tilanus, Bernhard & Zimmermann, Hans-Jurgen**3-12 Stochastic vehicle routing***by*Gendreau, Michel & Laporte, Gilbert & Seguin, Rene**13-22 Variations in price elasticities***by*George, Jennifer & Mercer, Alan & Wilson, Helen**23-27 On the impact of infrequent trading on the APT systematic risk components -- Evidence from a thin security market***by*Martikainen, Teppo & Perttunen, Jukka & Yli-Olli, Paavo & Gunasekaran, A.**28-41 Choosing regulatory options when environmental costs are uncertain***by*Gottinger, Hans W.**42-49 AHP-based synergy allocation to the partners in a merger***by*Ossadnik, Wolfgang**50-68 Optimal procedures for the discrete time/cost trade-off problem in project networks***by*Demeulemeester, Erik L. & Herroelen, Willy S. & Elmaghraby, Salah E.**69-87 Stock cutting to minimize cutting length***by*Bhadury, J. & Chandrasekaran, R.**88-100 A Stochastic Dynamic Programming model for scheduling of offshore petroleum fields with resource uncertainty***by*Haugen, Kjetil K.**101-113 Heuristics and exact algorithms for solving the Monden problem***by*Bautista, J. & Companys, R. & Corominas, A.**114-123 A Lagrangean heuristic for the maximal covering location problem***by*Galvao, Roberto Dieguez & ReVelle, Charles**124-138 Scheduling programs with repetitive projects: A comparison of a simulated annealing, a genetic and a pair-wise swap algorithm***by*Shtub, Avraham & LeBlanc, Larry J. & Cai, Ziyong**139-151 Mechanisms for local search***by*Anderson, E. J.**152-164 Analyzing service blueprints using phase distributions***by*Berkley, Blair J.**165-181 On genetic algorithms for the packing of polygons***by*Jakobs, Stefan**182-202 Computational comparison on the partitioning strategies in multiple choice integer programming***by*Lin, Edward Y. H. & Bricker, Dennis L.

### December 1995, Volume 87, Issue 3

**1-1 Operational research in Europe -- A special issue to celebrate the 20th anniversary of EURO***by*Pappis, Costas**404-407 The founding of EURO The Association of European Operational Research Societies within IFORS***by*Zimmermann, H. -J.**408-414 EURO 1975-1995: A fruitful evolution***by*Brans, J. Pierre**415-421 EURO 20th Anniversary: The prospective future***by*Krarup, Jakob**424-429 OR in Europe: Facts about EURO member societies***by*Pappis, C. P.**430-434 Operational research in the Czech Republic***by*Manas, Miroslav**435-439 Operations research and its practice in Finland -- An update***by*Kivijarvi, Hannu & Kuula, Markku & Wallenius, Jyrki**440-444 Operations research activities in Germany***by*Fleischmann, Bernhard**445-451 OR practice in Greece: Status and challenges***by*Pappis, C. P. & Dimopoulou, M.**452-455 On the practice of OR in Hungary***by*Harnos, Zs. & Komlosi, S. & Rapcsak, T. & Szantai, T.**456-460 A review of OR practice in Iceland***by*Olafsson, Snjolfur**461-463 OR in Portugal: Past achievements and current perspectives***by*Guimaraes, Rui & Themido, Isabel**464-468 OR practice in South Africa***by*Stewart, Theodor J.**469-470 OR application in Spain. A brief review***by*Lopez, Marco A. & Pastor, Jesus T.**471-473 A partial view of OR in Switzerland***by*de Werra, Dominique & Hertz, Alain**474-482 Supporting real decisions: A review of OR practice in the UK***by*Ranyard, John C.**484-499 Strands of practice in OR (the practitioner's dilemma)***by*Corbett, Charles J. & Overmeer, Willem J. A. M. & Van Wassenhove, Luk N.