Yenradee, P., S. Predawut, P. Rungmanochai, and W. Eamcharoenying. “Integrated Aggregate Production and Marketing Promotion Planning under Uncertainty: A Case Study”. Applied Science and Engineering Progress, vol. 4, no. 2, Sept. 2013, pp. 15-27, https://ph02.tci-thaijo.org/index.php/ijast/article/view/67367.