Liu, Shukuan, Jie Gao, and Zeshui Xu. “Fuzzy Supply Chain Coordination Mechanism With Imperfect Quality Items”. Technological and Economic Development of Economy 25, no. 2 (February 19, 2019): 239-257. Accessed November 22, 2024. https://bme.vgtu.lt/index.php/TEDE/article/view/6620.