Umayoru Bhagan, V., et al. “Physico-Chemical Characteristics of the Water of Mnakudy Estuary in Kanyakumari District&Mdash;Tamil Nadu (India)”. Asian Journal of Chemistry, vol. 8, no. 3, Mar. 2010, pp. 547-52, https://asianpubs.org/index.php/ajchem/article/view/24106.