Chaukiyal, S. P., and Rayees Afzal Mir. “A Survey Report of Nitrogen Fixing Species of Garhwal Himalaya and Some Rhizospheric Enzyme Study in Desert Soil”. Indian Forester 137, no. 3 (March 1, 2011): 333–340. Accessed December 5, 2025. http://indianforester.co.in/index.php/indianforester/article/view/12128.