MOHAMMED ABUBAKAR MOHAMMED. Petrophysical Evaluation and Volumetric Estimation of Hydrocarbon Reserves in Otio Field, Niger Delta. International Journal of Economic and Environmental Geology, [S. l.], v. 16, n. 4, p. 1–12, 2025. DOI: 10.46660/ijeeg.v16i4.713. Disponível em: https://econ-environ-geol.org/index.php/ojs/article/view/713. Acesso em: 18 jan. 2026.