Luu, Dao Thi, and Le Van Huong. “Impacts of Natural Calamity on Livelihood of Ethnic Minority in Lao Cai Province”. <i>Vietnam Journal of Earth Sciences</i> 35, no. 4 (June 14, 2014): 342–348. Accessed November 8, 2025. http://vjes.vast.vn/jse/article/view/4118.