ONWUALU-JOHN, J. N.; OFFODILE, O. P. Geochemical Assessment of some water Resources in Obio Akpor and Port Harcourt, Niger Delta Basin, Nigeria. European Journal of Applied Sciences, [S. l.], v. 10, n. 1, p. 298–312, 2022. DOI: 10.14738/aivp.101.11505. Disponível em: https://journals.scholarpublishing.org/index.php/AIVP/article/view/11505. Acesso em: 28 sep. 2022.