Riskiani, Ermin, Suprihatin, Iryanti, AND Sibarani, James. " FOTOKATALIS BENTONIT-Fe2O3 UNTUK DEGRADASI ZAT WARNA REMAZOL BRILLIANT BLUE" CAKRA KIMIA (Indonesian E-Journal of Applied Chemistry) [Online], Volume 7 Number 1 (31 May 2019)