Sayana Vutla, Bhoga Mandala, and S. Ravichandran. “Groundwater Quality and Role of the Monsoon in Chennai City, South India”. Asian Journal of Chemistry 23, no. 10 (August 3, 2011): 4659–4664. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/10922.