Assessment of groundwater quality using the weighted arithmetic method for the water quality index (WAWQI) in the districts of Shu’ub, Azal and Al-Safia - Sana’a. Journal of the College of Basic Education, [S. l.], v. 29, n. 121, p. 235–213, 2023. DOI: 10.35950/cbej.v29i121.10831. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/10831.. Acesso em: 3 jul. 2024.