Minh Nhat Phan, Nguyen Van Nhi Tran, Jimmy Yu, and Tan Phong Nguyen. “Treatment of Ammonium in Slaughterhouse Wastewater by UASB Technology Combined With EGSB Using Anammox and PVA Gel”. Vietnam Journal of Science, Technology and Engineering 62, no. 1 (March 29, 2022): 85-89. Accessed February 4, 2023. https://vietnamscience.vjst.vn/index.php/vjste/article/view/146.