Verma, R. K., and K. S. Kapoor. “Floristic Diversity Along an Altitudinal Gradient in Namgia Valley of Cold Desert in District Kinnaur, Himachal Pradesh”. Indian Forester 139, no. 3 (March 1, 2013): 202–211. Accessed October 29, 2025. https://indianforester.co.in/index.php/indianforester/article/view/31162.