By Aguirre A.B.   Hennies W.T.   Marks A.   in International Journal of Logistics Systems and Management

ISSN:1742-7967|7|4|490-506

Inderscience Publishers‎(2010)‎

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By Silva C.M.M.   Stellin A.   Hennies W.T.   Costa E.G.   in International Journal of Surface Mining, Reclamation and Environment

ISSN:1389-5265|16|4|261-269

Taylor & Francis Ltd‎(2002)‎

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