Sharma, B.D., and D.R. Bohra. “Actinostelopteris Pakurense Gen. Et Sp. Nov, from the Rajmahal Hills, India”. Journal of Palaeosciences 23, no. 1-3 (December 31, 1974): 55–58. Accessed November 4, 2024. https://jpsonline.co.in/index.php/jop/article/view/951.