Soil types and their physical and chemical characteristics in Wadi al-Athir basin. Journal of the College of Basic Education, [S. l.], v. 20, n. 86, p. 49–69, 2023. DOI: 10.35950/cbej.v20i86.9068. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/9068.. Acesso em: 4 jun. 2026.