Singh, Kamal Jeet, Anju Saxena, and Shreerup Goswami. “Palaeobiodiversity of the Lower Gondwana Rocks in the Korba Coalfield, Chhattisgarh, India and Observations on the Genus Gangamopteris McCoy”. Journal of Palaeosciences 61, no. (1-2) (December 31, 2012): 145–163. Accessed April 26, 2024. https://www.jpsonline.co.in/index.php/jop/article/view/356.