Doddayya, H. “Effect Of Gum Rosin And Ethyl Cellulose On In Vitro Release Of Venlafaxine Hydrochloride From Hydrophilic Matrix Tablets”. International Journal of Pharmaceutical & Biological Archive 2, no. 3 (July 16, 2011). Accessed April 12, 2025. http://ijpba.info/index.php/ijpba/article/view/302.