Bharadwaj, D. and Saluja, S. 1964. A sporological study of seam VII (Jote Dhemo colliery) in the Raniganj coalfield Bihar, India. Journal of Palaeosciences. 13, (1-3) (Dec. 1964), 30–41. DOI:https://doi.org/10.54991/jop.1964.676.