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A new Lagrangean relaxation approach for the hop-constrained minimum spanning tree problem
Gouveia, Luis; Requejo, Cristina - In: European journal of operational research : EJOR 132 (2001) 3, pp. 539-552
Persistent link: https://www.econbiz.de/10006658923
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A new Lagrangean relaxation approach for the hop-constrained minimum spanning tree problem
Gouveia, Luis; Requejo, Cristina - In: European Journal of Operational Research 132 (2001) 3, pp. 539-552
Persistent link: https://www.econbiz.de/10005347455
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An intersecting tree model for odd-diameter-constrained minimum spanning and Steiner trees
Gouveia, Luis; Magnanti, Thomas L.; Requejo, Cristina - 2006
Persistent link: https://www.econbiz.de/10008222455
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Using decomposition to improve greedy solutions of the optimal diversity management problem
Agra, Agostinho; Cerdeira, Jorge Orestes; Requejo, Cristina - In: International transactions in operational research : … 20 (2013) 5, pp. 617-625
Persistent link: https://www.econbiz.de/10010158611
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Using decomposition to improve greedy solutions of the optimal diversity management problem
Agra, Agostinho; Cerdeira, Jorge Orestes; Requejo, Cristina - In: International transactions in operational research : … 20 (2013) 5, pp. 617-625
Persistent link: https://www.econbiz.de/10009790947
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A decomposition approach for the p-median problem on disconnected graphs
Agra, Agostinho; Cerdeira, Jorge Orestes; Requejo, Cristina - In: Computers & operations research : and their … 86 (2017), pp. 79-85
Persistent link: https://www.econbiz.de/10011732213
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Feasibility check for the distance geometry problem : an application to molecular conformations
Agra, Agostinho; Figueiredo, Rosa; Lavor, Carlile; … - In: International transactions in operational research : … 24 (2017) 5, pp. 1023-1040
Persistent link: https://www.econbiz.de/10011796461
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Compact mixed integer linear programming models to the minimum weighted tree reconstruction problem
Fortz, Bernard; Oliveira, Olga; Requejo, Cristina - In: European journal of operational research : EJOR 256 (2017) 1, pp. 242-251
Persistent link: https://www.econbiz.de/10011611264
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Temporal constraints and device management for the Skill VRP : mathematical model and lower bounding techniques
Cappanera, Paola; Requejo, Cristina; Scutellà, Maria Grazia - In: Computers & operations research : and their … 124 (2020), pp. 1-20
Persistent link: https://www.econbiz.de/10012300896
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Suppliers selection problem with quantity discounts and price changes : a heuristic approach
Rodrigues, Filipe; Requejo, Cristina - In: RAIRO / Operations research 53 (2019) 3, pp. 887-901
Persistent link: https://www.econbiz.de/10012113755