K. N. Jakir Hussain, B. R. Jagadeesh, M. V. Manjunatha, S. S. Gundlur, G. R. Rajkumar, P. Priya. "Hydrochemical characterization and irrigation suitability mapping of groundwater in Pashupathihal subwatershed, karnataka." Scientific Reports, 2026. doi:10.1038/s41598-026-53836-2