Lan Anh, Nguyen Thi, Nguyen Xuan Dang, Nguyen Xuan Huan, and Nguyen Anh Duc. “Food Choice of the Tonkin Snub-Nosed Monkey Rhinopithecus Avunculus (Dollman, 1912) in Khau Ca Species and Habitat Conservation, Ha Giang Province”. Academia Journal of Biology 36, no. 2 (October 28, 2014): 179–188. Accessed April 18, 2024. https://vjs.ac.vn/index.php/vjbio/article/view/5116.