Hakim, L., Rahayu, A. and Jamilatun, S. (2025) “Effectiveness of Ammonium Polymer in Improving Floating Treatment Wetland to Reduce Cod From Palm Oil Mill Effluent”, Sains Natural: Journal of Biology and Chemistry, 15(1), pp. 10–18. doi: 10.31938/jsn.v15i1.768.