R. V. KENY, and C. F. LOURENCO. 2010. “Formulation and Evaluation of Thermoreversible in Situ Gelling and Mucoadhesive Diltiazem Hydrochloride Liquid Suppository”. International Journal of Pharma and Bio Sciences 1 (1):1-17. https://ijpbs.net/index.php/journal/article/view/110.