Rajib Chakrabarty, Vaskar Sarkar, and Narayan Chandra Majee. 2022. “Product Pricing in a Two-Echelon Supply Chain With Stochastic Demand Under Carbon Cap & Trade Regulations”. International Journal of Mathematics And Its Applications 10 (1):67-77. https://ijmaa.in/index.php/ijmaa/article/view/15.