Evaluating the water Tigris of the River in Al-Nu’maniya District. Journal of the College of Basic Education, [S. l.], v. 3, n. SI, p. 523–547, 2022. DOI: 10.35950/cbej.v3iSI.5614. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/5614.. Acesso em: 4 jun. 2026.