Maheshwari, H.K., and A.K. Srivastava. “Lelstotheca Maheshwari, from the Barakar Formation of Raniganj Coalfield”. Journal of Palaeosciences 35, no. (1-3) (December 31, 1986): 136–140. Accessed May 7, 2024. https://jpsonline.co.in/index.php/jop/article/view/1518.