Sunsitthisawad, W., Inmuong, U., Yutthachaiyangkul, C. and Tulaphituk, T. (2017) “Effect of Alum Sludge on Aquatic Life(Thai)”, Asia-Pacific Journal of Science and Technology, 11(4), pp. 269–280. available at: https://so01.tci-thaijo.org/index.php/APST/article/view/83978 (accessed: 30 September 2026).