Hammer, P. L., & Johnson, E. L. K. (1979). Discrete optimization [proceedings]. North Holland.
Chicago Style aipamenaHammer, P L., and E L Korts Johnson. Discrete Optimization [proceedings]. Amsterdam: North Holland, 1979.
MLA aipamenaHammer, P L., and E L Korts Johnson. Discrete Optimization [proceedings]. North Holland, 1979.
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