“A Comparative Photocatalytic Degradation Study of Thymol Blue Dye over Pristine ZnO and Er-Doped ZnO”. Indian Journal of Chemical Technology (IJCT) 31, no. 2 (March 8, 2024): 175–185. Accessed May 15, 2026. https://or.niscpr.res.in/index.php/IJCT/article/view/5981.