A new Lagrangean relaxation approach for the hop-constrained minimum spanning tree problem
| Year of publication: |
2001
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|---|---|
| Authors: | Gouveia, Luis ; Requejo, Cristina |
| Published in: |
European journal of operational research : EJOR. - Amsterdam : Elsevier, ISSN 0377-2217, ZDB-ID 2430034. - Vol. 132.2001, 3, p. 539-552
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