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The product-planning system
Goslin, Lewis N., (1967)
Rugalmas termelésirányítás a gépiparban
Hajtó, Aurél, (1979)
Operations management : selected readings
Groff, Gene K., (1969)
Learning curves, production rate, and programm costs
Womer, Norman Keith, (1979)
Estimating the relations of an input-output model with variable coefficients
Womer, Norman Keith, (1970)
Measuring efficiency with a linear economic model
Womer, Norman Keith, (2003)