[1] Nagarnaik, P.B. and Patil, P.N. (2012) Analysis of Ground Water of Rural Areas of Wardha-City Using Physico-Chemical and Biological Parameters. Groundwater Quality, 2, 803-807.
[2] Rajappa, B., Manjappa, S., Puttaiah, E.T. and Nagarajappa, D.P. (2011) Physico-Chemical Analysis of Underground Water of Harihara Taluk of Davanagere District, Karnataka, India. Advances in Applied Science Research, 2, 143-150.
[3] Ocheri, M.I. and Egahi, M. (2013) Principal Component Analysis of Rural Groundwater Quality of Benue State, Nigeria. Journal of Environmental Hydrology, 21, 1-2.
[4] Dawson, B.J.M. and Belitz, K. (2012) Groundwater Quality in the Indian Wells Valley, California.
[5] Danert, K., Adekile, D. and Canuto, J.G. (2001) British Geological Survey; Groundwater quality: Uganda.