Diwakaran, D. S. and M, S. (2017) “A Study on Great Dip in Ground Water Level among Various Districts in Tamilnadu”, International Journal Of Management And Economics Invention, 3(10), pp. 1336–1340. Available at: https://rajournals.in/index.php/ijmei/article/view/171 (Accessed: 23 December 2024).