Chapagain, Arjun. “Swertia Chirayita in Nepal Himalayas: Cultivation and Cross Border Trade to China”. HIMALAYA - The Journal of the Association for Nepal and Himalayan Studies 40, no. 2 (November 15, 2021): 134-143. Accessed May 7, 2024. http://journals.ed.ac.uk/himalaya/article/view/6583.