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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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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