Sirianuntapiboon, S., and S. Prongtong. “Removal of Color Substances in Molasses Wastewater by Combined Biological and Chemical Processes”. Science & Technology Asia, vol. 5, no. 2, Nov. 2015, pp. 14-23, https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/41912.