Nguyen, N. H., Hien, L. P. T. ., Khoa, L. N. D., Thanh, D. V., Hieu, N. T., Thuy, V. T. T., & Oanh, T. T. P. (2021). Utilization of Alum Sludge from Water Treatment Plant as an Adsorbent for Hydrogen Sulfide Removal. Creative Science, 13(3), 117–125. Retrieved from https://ph01.tci-thaijo.org/index.php/snru_journal/article/view/244129