Thai, Tran, Nguyen Thi Hien, Le Ngoc Diep, Nguyen Trung Thanh, & Dinh Thi Thu Thuy. " Chemical Composition of Essential Oil from the Leaves of Amentotaxus yunnanensis H.L. Li in Ha Giang Province." VNU Journal of Science: Natural Sciences and Technology [Online], 36.1 (2020): n. pag. Web. 19 Nov. 2024