Singh, R. and Singh, H. 1976. Morphological observations on some spores and pollen grains from the Palaeocene subsurface assemblages of Garo Hills, Meghalaya. Journal of Palaeosciences. 25, 1-3 (Dec. 1976), 475–480. DOI:https://doi.org/10.54991/jop.1976.1034.