ASHWINI G.; NAGESH SUGANDHI. ASSESSMENT OF GROUNDWATER QUALITY FOR HEAVY METAL CONTAMINATION IN AND AROUND RAICHUR DISTRICT, KARNATAKA. International Educational Journal of Science and Engineering, [S. l.], v. 9, n. 05, p. 460–464, 2026. Disponível em: https://iejse.com/journals/index.php/iejse/article/view/366. Acesso em: 22 jul. 2026.