Fauziah, N., M. Ain, and R. Dewati. “The Effectiveness of Green Scallop Shell Chitosan As Coagulant in Treatment of Tofu Industrial Liquid Waste”. CHEESA: Chemical Engineering Research Articles, vol. 5, no. 2, Sept. 2022, pp. 49-58, doi:10.25273/cheesa.v5i2.13019.49-58.