Akkaravathasinp, S., P. Narataruksa, and C. Prapainainar. “Optimization of Semi-Batch Reactive Distillation Using Response Surface Method: Case Study of Esterification of Acetic Acid With Methanol in a Process Simulation”. Applied Science and Engineering Progress, vol. 12, no. 3, Aug. 2019, pp. 209-15, https://ph02.tci-thaijo.org/index.php/ijast/article/view/210911.