Yücesan, Melih. “Green Supplier Selection for Plastic Industry Using Integrated Model Based on Pythagorean Fuzzy AHP and Fuzzy TOPSIS”. İşletme Araştırmaları Dergisi 11, no. 1 (Haziran 13, 2021): 26–41. Erişim Aralık 22, 2024. https://isarder.org/index.php/isarder/article/view/738.