Dai, Ta Van, Le Tat Thanh, Pham Quoc Long, and Tran Thi Thu Thuy. “PREPARATION OF ERLOTINIB HYDROCHLORIDE”. <i>Vietnam Journal of Science and Technology</i> 53, no. 6 (December 23, 2015): 789. Accessed January 9, 2026. https://vjs.ac.vn/jst/article/view/5239.