Komeil Yousefi
Heuristic approaches to solve the fixed charge transportation problem with discount supposition
Taylor and Francis, 2018
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Issues that the new President needs to address
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Mayer, John Robert
The urban transportation problem
Massachusetts Harvard University Press , 1965
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Owen, Wilfred
The metropolitan transportation problem
Brookings Institution, 1966
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New approaches to conflict resolution
Ford Foundation , 1978
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