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La programmazione lineare in Agricoltura : problemi teorici e pratici
Campus, Francesco, (1969)
Use of linear programming in making management decisions
Barker, Randolph, (1964)
A study in the application of linear programming to an Oxfordshire farm
Stewart, J. D., (1961)
Barriers to efficient capital investment in agriculture
Barker, Randolph, (1978)
Economic aspects of high-yielding varieties of rice, with special reference to national price policies
Barker, Randolph, (1969)