Abd El-Hameed, M. A. H., Osama Emam, Said Tantawy, & Eman Fathy. (2017). On Fuzzy Multi-Level Multi-Objective Integer Proamming Problem (First.). Helwan University, Faculty of Science.
Chicago-čujuhus (17. p.)Abd El-Hameed, Mohamed Abd-Hameed Helmy, Osama Emam, Said Tantawy, juo Eman Fathy. On Fuzzy Multi-Level Multi-Objective Integer Proamming Problem. First. Cairo: Helwan University, Faculty of Science, 2017.
MLA-čujuhus (9. p.)Abd El-Hameed, Mohamed Abd-Hameed Helmy, et al. On Fuzzy Multi-Level Multi-Objective Integer Proamming Problem. First. Helwan University, Faculty of Science, 2017.
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