Vishnu-Mittre, and Chhaya Sharma. “Pollen Analytical Studies at the Nal Lake (Nalsarovar), Gujarat”. Journal of Palaeosciences 26, no. (1-3) (December 31, 1977): 95–104. Accessed May 15, 2024. https://www.jpsonline.co.in/index.php/jop/article/view/1051.