The matching relaxation for a class of generalized set partitioning problems - Phillippe Samer; Evellyn Cavalcante; Sebastián Urrutia; Johan Oppen (Discret. Appl. Math., 2019)

Optimizing Workflow in Cell-Based Slaughtering and Cutting of Pigs - Johan Oppen (Advances in Production Management Systems. Towards Smart Production Management Systems - IFIP WG 5.7 International Conference, APMS 2019, Austin, TX, USA, September 1-5, 2019, Proceedings, Part II, 2019)

Preventing environmental disasters from grounding accidents: A case study of tugboat positioning along the Norwegian coast - Brice Assimizele; Johannes O. Royset; Robin T. Bye; Johan Oppen (J. Oper. Res. Soc., 2018)

Strategies for Handling Temporal Uncertainty in Pickup and Delivery Problems with Time Windows - F. Jordan Srour; Niels A. H. Agatz; Johan Oppen (Transp. Sci., 2018)

Decision Support for Flexible Liner Shipping - Johan Oppen (Adv. Oper. Res., 2016)

Combinatorial Relaxation Bounds and Preprocessing for Berth Allocation Problems - Evellyn Cavalcante; Johan Oppen; Phillippe Samer; Sebastián Urrutia (Electron. Notes Discret. Math., 2016)

A Decomposition Approach to Solve The Quay Crane Scheduling Problem - Afonso H. Sampaio; Sebastián Urrutia; Johan Oppen (CoRR, 2016)

A combinatorial relaxation methodology for berth allocation problems - Evellyn Cavalcante; Johan Oppen; Phillippe Samer; Sebastián Urrutia (CoRR, 2016)

A semi-greedy metaheuristic for the European cableway location problem - Nils Egil Søvde; Arne Løkketangen; Richard L. Church; Johan Oppen (J. Heuristics, 2015)

Multi-stage scenario generation by the combined moment matching and scenario reduction method - Uladzimir Rubasheuski; Johan Oppen; David L. Woodruff (Oper. Res. Lett., 2014)

A Sustainable Model For Optimal Dynamic Allocation Of Patrol Tugs To Oil Tankers - Brice Assimizele; Johan Oppen; Robin T. Bye (Proceedings of the 27th European Conference on Modelling and Simulation, ECMS 2013, Ålesund, Norway, May 27-30, 2013, 2013)

Research note: the point of diminishing returns in heuristic search - David L. Woodruff; Ulrike Ritzinger; Johan Oppen (Int. J. Metaheuristics, 2011)

Solving a rich vehicle routing and inventory problem using column generation - Johan Oppen; Arne Løkketangen; Jacques Desrosiers (Comput. Oper. Res., 2010)

Parametric models of local search progression - Johan Oppen; David L. Woodruff (Int. Trans. Oper. Res., 2009)

A tabu search approach for the livestock collection problem - Johan Oppen; Arne Løkketangen (Comput. Oper. Res., 2008)

Arc routing in a node routing environment - Johan Oppen; Arne Løkketangen (Comput. Oper. Res., 2006)