Hydrochemistry Assessment of Surface and Groundwater Quality Using GIS and a Heavy Metal Pollution Index (HMPI) Model in a Hawija area, Kirkuk, north Iraq. Iraqi Journal of Science, [S. l.], v. 66, n. 1, p. 180–195, 2025. DOI: 10.24996/ijs.2025.66.1.15. Disponível em: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/11520.. Acesso em: 5 jul. 2025.