By Alvarez-Valdes R.   Crespo E.   Tamarit J.   Villa F.   in Journal of Heuristics

ISSN:1381-1231|12|1-2|95-113

Springer Publishing Company ‎(2006)‎

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By Alvarez-Valdes R.   Crespo E.   Tamarit J.M.   in European Journal of Operational Research

ISSN:0377-2217|137|3|512-523

Elsevier‎(2002)‎

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