Pongpinyopap, Shinatiphkorn, and Thumrongrut Mungcharoen. “Comparative Study of Green Water Footprint Estimation Methods for Thailand: A Case Study of Cassava-Based Ethanol”. Environment and Natural Resources Journal 10, no. 2 (November 17, 2016): 66–72. Accessed May 5, 2024. https://ph02.tci-thaijo.org/index.php/ennrj/article/view/71271.