“A Novel Route for the Synthesis of Impurities C and G of Antihypertensive Drug Timolol Maleate: Synthesis of Impurity C and G of Timolol Maleate”. Indian Journal of Chemistry (IJC) 63, no. 7 (July 19, 2024): 732–736. Accessed May 15, 2026. https://or.niscpr.res.in/index.php/IJC/article/view/7519.