[1] L. P. Tuan, V. T. K. Oanh, L. D. Khuong, N. H. Hoa, and A. S. Burce, “Flocculation of Reactive Blue 19 (RB19) using Alum and the Effects of Catalysts Addition,” IJEAB, vol. 3, no. 2, pp. 358–362, 2018, doi: 10.22161/ijeab/3.2.7.