Subsurface Investigation of Oligocene Geologic Formations Age, East Baghdad Oil Field. Iraqi Journal of Science, [S. l.], v. 56, n. 4c, p. 3441–3451, 2025. DOI: 10.24996/ijs.2015.56.4c.%g. Disponível em: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/15218.. Acesso em: 20 jul. 2025.