Thiergart, F., and U. Frantz. “Some Spores and Pollen Grains from a Tertiary Brown Coal Deposit in Kashmir”. Journal of Palaeosciences 10, no. (1-2) (December 31, 1961): 84–86. Accessed November 25, 2024. https://jpsonline.co.in/index.php/jop/article/view/608.