Items where Author is "Osman, M. S."
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Osman, M. S. and Emam, O. E. and Sayed, M. A. El (2016) On Parametric Multi-level Multi-objective Fractional Programming Problems with Fuzziness in the Constraints. British Journal of Mathematics & Computer Science, 18 (5). pp. 1-19. ISSN 22310851