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Economic activity analysis
Morgenstern, Oskar, (1954)
Linear programming : methods and applications
Gass, Saul I., (1964)
Linear programming : an explanation of the simplex algorithm
Greenwald, Dakota Ulrich, (1957)
Linear programming in practice
Kay, Emil, (1967)
Stock control problems: Some fallacies in their current treatment
Duckworth, Eric, (1960)
A mathematical model for handling in a warehouse
Kay, Emil, (1968)