Sulistyo, H., Sediawan, W. B., Sarto, S., Yusuf, Y., & Nainggolan, R. (2012). Water Treatment by Coagulation-Flocculation Using Ferric Sulphate as Coagulant. ASEAN Journal of Chemical Engineering, 12(1), 42-50. Retrieved from https://jurnal.ugm.ac.id/v3/AJChE/article/view/8121