EDORI, O. S. Seasonal Assessment of Heavy Metals in Water at Effluents Discharge Points into the New Calabar River, Port Harcourt, Southern Nigeria. Global Journal of Science Frontier Research, [S. l.], v. 18, n. B2, p. 53–58, 2018. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/2249. Acesso em: 28 apr. 2024.