NGOC TU NGUYEN; QUANG HUY TRINH; THI THU HA NGUYEN; VAN DUC TRAN; THI THUY HANG HO. Study on the modification of fly ash as a coagulant. Vietnam Journal of Science, Technology and Engineering, [S. l.], v. 65, n. 2, p. 20-25, 2023. DOI: 10.31276/VJSTE.65(2).20-25. Disponivel em: https://vietnamscience.vjst.vn/index.php/vjste/article/view/1133. Acesso em: 15 jul. 2026.