A Two Step Solution Procedure to a Fuzzy Medical Waste Disposal Facility Location Problem. - H. Ziya Ulukan; Yesim Kop (IFSA/EUSFLAT Conf., 2009)

0-1 Fuzzy Goal Programming Approach to Multiobjective Waste Paper Collection Method Selection? - H. Ziya Ulukan; Yesim Kop (J. Multiple Valued Log. Soft Comput., 2009)

Evaluating the Failure Risk Level of an Enterprise Resource Planning Project Using Analytic Network Process in Fuzzy Environment. - Yesim Kop; H. Ziya Ulukan; Tuncay Gürbüz (J. Multiple Valued Log. Soft Comput., 2011)

End-of-Life Tyres Recovery Method Selection in Turkey by Using Fuzzy Extended AHP. - Yesim Kop; Müjde Erol Genevois; H. Ziya Ulukan (IPMU (4), 2012)

End-of-Life Tyres Recovery Method Selection by Using a Two Step Methodology. - Yesim Kop; Müjde Erol Genevois; H. Ziya Ulukan (J. Multiple Valued Log. Soft Comput., 2014)