Tiwari, Sunil, Chandra K. Jaggi, and Shib Sankar Sana. “Integrated Supply Chain of Supplier and Retailer for Stochastic Demand”. Mathematical Modelling and Analysis 23, no. 4 (October 9, 2018): 582-595. Accessed December 2, 2024. https://mma.vgtu.lt/index.php/MMA/article/view/5385.