By Trung Luong H.   Fujiwara O.   in European Journal of Operational Research

ISSN:0377-2217|136|2|403-421

Elsevier‎(2002)‎

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By Sedarage D.   Fujiwara O.   Trung Luong H.   in European Journal of Operational Research

ISSN:0377-2217|116|2|389-404

Elsevier‎(1999)‎

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