Purwaningrum, Widya, Fingky Pristika Sari, Julinar, Adiq Ahmadi, and Muhammad Said. 2022. “Effect of Al Concentration over ZnO-Al2O3 Physicochemical Characteristics and Removal of Remazol Red RB”. ASEAN Journal of Chemical Engineering 22 (2), 206-17. https://dev.journal.ugm.ac.id/v3/AJChE/article/view/9245.