Srivastava, A.K. “Plant Fossil Assemblages from the Barakar Formation of Raniganj Coalfield, India”. Journal of Palaeosciences 39, no. (1-3) (December 31, 1990): 281–302. Accessed November 22, 2024. https://jpsonline.co.in/index.php/jop/article/view/1695.