Tiwari, R. and Srivastava, S. 1983. Palynological dating of Jhingurdah seam, Singrauli coalfield: A reappraisal. Journal of Palaeosciences. 31, (1-3) (Dec. 1983), 263–269. DOI:https://doi.org/10.54991/jop.1983.1728.