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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)
General techniques for combinatorial approximation
Sahni, Sartaj, (1977)
Algorithmen : Entwurf und Analyse
Horowitz, Ellis, (1981)
Fundamentals of computer algorithms
Horowitz, Ellis, (1979)