R. Devi, V. Kumar, and M. Joshi, “Semivariogram Analysis of Salinity Levels”, JSWC, vol. 37, no. 3 & 4, Oct. 2022, Accessed: Jul. 03, 2026. [Online]. Available: https://epubs.icar.org.in/index.php/JSWC/article/view/129652