Weking, Maria, Bibiana Tawa, Sherlly Ledoh, and Imanuel Gauru. 2019. “PEMANFAATAN BATU KARANG-PASIR DALAM PROSES PENGOLAHAN GREYWATER”. Chemistry Notes 1 (1), 1-14. https://doi.org/10.35508/cn.v1i1.1573.