Tewari, Rajni, N.C. Mehrotra, S. Suresh Kumar Pillai, Sundeep K. Pandita, and Deepa Agnihotri. “Gymnospermous Seeds from the Barakar Formation of Umrer Coalfield, Wardha Basin, Maharashtra”. Journal of Palaeosciences 61, no. (1-2) (December 31, 2012): 123–130. Accessed November 22, 2024. https://jpsonline.co.in/index.php/jop/article/view/354.