Madhavaraju, J. and Ramasamy, S. 1999. Origin and occurrence of clay minerals in the Ariyalur Group of sedimentary rocks, Cauvery basin, Tamil Nadu, India. Journal of Nepal Geological Society. 19, (Dec. 1999), 41–48. DOI:https://doi.org/10.3126/jngs.v19i0.32092.