Tai, Vu Anh, and Nguyen Nghia Thin. “Survey and Inventory of Threatened Plant Species in Ha Giang Province, Vietnam”. Academia Journal of Biology 36, no. 3 (March 19, 2015): 323–329. Accessed November 22, 2024. https://vjs.ac.vn/index.php/vjbio/article/view/5971.