By Conway D.G.   Victor Cabot A.   Venkataramanan M.A.   in Annals of Operations Research

ISSN:0254-5330|78|1|71-82

Springer Publishing Company ‎(1998)‎

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By Balakrishnan J.   Cheng C.H.   Conway D. G.   in International Journal of Production Research

ISSN:1366-588X|38|13|3067-3077

Taylor & Francis Ltd‎(2000)‎

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