Dey, A. C., H. O. Saxena, and M. R. Uniyal. “Botanical Exploration in the Bhagirathi Valley With Particular Reference to the Medicinal Plants”. Indian Forester 95, no. 3 (March 1, 1969): 190–207. Accessed August 21, 2025. https://indianforester.co.in/index.php/indianforester/article/view/26068.