Sharma, J. K., and Sandeep Sharma. “Litterfall under Different Aged Chir Pine Stands in Shiwalik Hills of Himachal Pradesh in North-Western Himalayas”. Indian Forester 133, no. 8 (August 1, 2007): 1081–1090. Accessed February 15, 2026. https://indianforester.co.in/index.php/indianforester/article/view/1178.