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International Cocoa Agreement, 1980
(1982)
International cocoa agreement, 1975
(1975)
Sugar, cocoa, confectionary, coffee, tea, and spices
(1969)
Applications of control theory to a Leontief-type planning model
Blitzer, Charles, (1973)
Comparative analysis of the programming models
Goreux, Louis M., (1973)
Der Einsatz von Bufferstocks
Goreux, Louis M., (1978)