Doan, Nhat Minh, Carl Renan Estrellan, Anton Purnomo, Anton Gallardo, Chris Salim, dan Hirofumi Hinode. “Characterization and Photocatalytic Activity of Nano-TiO2 Doped With Iron and Niobium for Turquoise Blue Dye Removal” 12, no. 1 (Desember 31, 2012): 34-41. Diakses Juni 8, 2025. https://jurnal.ugm.ac.id/v3/AJChE/article/view/8120.