Maithy, P. 1965. Studies in the Glossopteris flora of India - 33. Fossil plants and miospores from the coal bearing beds of the Umaria coalfield with some remarks on the age of the beds. Journal of Palaeosciences. 14, (1-3) (Dec. 1965), 52–60. DOI:https://doi.org/10.54991/jop.1965.714.