Vishnu, Sankar S, George Prince, and Thomas Mohan. “Physico-Chemical Characteristics of the Ground Water Table After Monsoon: A Case Study at Central Travancore in Kerala”. International Journal of Environment 3, no. 2 (May 29, 2014): 20–27. Accessed April 26, 2024. https://nepjol.info/index.php/IJE/article/view/10501.