Coordinating a three-stage closed-loop supply chain considering the effects of changes in the return rates and number of plants. - Gökhan Akyüz; Fahriye Uysal; Orhan Kuruuzum (Int. J. Math. Oper. Res., 2011)

A Fuzzy TODIM Approach for the Supplier Selection Problem. - Ömür Tosun; Gökhan Akyüz (Int. J. Comput. Intell. Syst., 2015)

Multi criteria decision-making approach for evaluation of supplier performance with MACBETH method. - Gökhan Akyüz; Ömür Tosun; Salih Aka (Int. J. Inf. Decis. Sci., 2018)