COHEN, R., KATZIR, L., & RAZ, D. (2006). An efficient approximation for the Generalized Assignment Problem. Information Processing Letters, 100(4), 162-166.

COHEN, Reuven, KATZIR, Liran und RAZ, Danny, 2006. An efficient approximation for the Generalized Assignment Problem. Information processing letters. 1 Januar 2006. Vol. 100, no. 4, p. 162-166.

COHEN, R., L. KATZIR, und D. RAZ. „An Efficient Approximation for the Generalized Assignment Problem“. Information Processing Letters, Bd. 100, Nr. 4, Januar 2006, S. 162-6.

COHEN, Reuven/KATZIR, Liran/RAZ, Danny: An efficient approximation for the Generalized Assignment Problem, Information processing letters 2006, 162-166.

COHEN, R., KATZIR, L. und RAZ, D. (2006), „An efficient approximation for the Generalized Assignment Problem“, Information Processing Letters, Vol. 100 No. 4, S. 162-166.