Kabir, Abul Kalam Lutful, Naz Hasan Huda, Yeakuty Marzan Jhanker, and Kamrunnahar Shamin. “Formulation Development of Verapamil Hydrochloride Tablet by Effervescent Method”. Stamford Journal of Pharmaceutical Sciences 3, no. 1 (January 10, 2011): 34–37. Accessed September 8, 2025. https://www.banglajol.info/index.php/SJPS/article/view/6795.