(1)
Elpani, S. E.; Gunawan, M. J.; Aviventi, E.; Sabila, R. A. Utilization of Natural Coagulant Substance (Tamarind and Winged Bean Seed) on the Quality of Tofu Wastewater in Muntilan, Magelang. Indo. J. Chem. Env. 2020, 2, 25-32.