Byers, A., E. Byers, M. Shrestha, D. Thapa, and B. Sharma. “Impacts of Yartsa Gunbu Harvesting on Alpine Ecosystems in the Barun Valley, Makalu-Barun National Park, Nepal”. HIMALAYA - The Journal of the Association for Nepal and Himalayan Studies, Vol. 39, no. 2, Mar. 2020, pp. 44-59, doi:10.2218/himalaya.2019.7850.