Prasad, M., Khare, E., Ambwani, K. and Singh, S.K. 2011. Palynological studies in the Lower Siwalik sediments of Nahan, Himachal Pradesh, India. Journal of Palaeosciences. 60, (1-2) (Dec. 2011), 323–333. DOI:https://doi.org/10.54991/jop.2011.179.