F. Achmad, D. Deviany, N. I. Simbolon, L. E. Mahendra, S. Suhartono, and S. Suharto, “Environmentally Friendly Natural Coagulants in the Coagulation Process in the Rubber Industry”, j.ris.technol.pencegah., vol. 15, no. 1, pp. 33–40, May 2024.