Yossi, Fransiski, Rossie Wiedya Nusantara, and M Sofwan Anwari. 2024. “The Efficacy of Chemical Grade Alumina Waste Processing in Mitigating Water Pollution”. Jurnal Pendidikan Tambusai 8 (1):3450-62. https://doi.org/10.31004/jptam.v8i1.12925.