Arunachalam, S., R. Sakthivel, and J. Raja Murugadoss. “Geospatial Modeling of Rain Fall Distribution and Ground Water Fluctuation Using GIS: A Case Study for Hard Rock Terrain of Upper Ponniyar Watershed, Tamil Nadu, India”. The Asian Review of Civil Engineering, vol. 3, no. 1, May 2014, pp. 1-7, doi:10.51983/tarce-2014.3.1.2205.