Sharma, Chhaya, and Gurdip Singh. “Studies in the Late Quaternary Vegetational History in Himachal Pradesh- 2. Rewalsar Lake”. Journal of Palaeosciences 21, no. (1-3) (December 31, 1972): 321–338. Accessed May 4, 2024. https://jpsonline.co.in/index.php/jop/article/view/1495.