Maithy, P.K. 1967. “Studies in the Glossopteris Flora of India- 37. Further Contribution to the Miospore Assemblage of the Coal-Bearing Beds of the Umaria Coalfield, Madhya Pradesh”. Journal of Palaeosciences 16 ((1-3):270-72. https://doi.org/10.54991/jop.1967.527.