Shanmukhappa, M., and S. Uniyal. “Biostratigraphy and Palaeoenvironmental Analysis of Subsurface Palaeogene Sediments in Western Part of Ahmedabad Block, North Cambay Basin”. Journal of Palaeosciences, vol. 57, no. (1-3), Dec. 2008, pp. 465-77, doi:10.54991/jop.2008.265.