1. Anandhan, P. (2005). Hydrogeochemical studies in and around Neyveli mining region, Tamil Nadu, India. Ph.D. Thesis, Department of Earth Sciences, Annamalai University, 189 pp.
2. APHA. (1995). Standard methods for the examination of water and wastewater (19th ed.). Washington, DC: APHA.
3. CGWB. (1992). Report of the working group on the estimation of ground resources and irrigation potential of Periyar district, Tamil Nadu (Unpublished Report).
4. Chidambaram, S. (2000). Hydrogeochemical studies of groundwater in Periyar district, Tamil Nadu, India. Unpublished Ph.D. Thesis, Department of Geology, Annamalai University, India.
5. Deutsch, W. J. (1997). Ground water geochemistry: Fundamentals and application to contamination. Boca Raton: Lewis Publishers.