OS, A. Spatial and temporal variations of physico-chemical properties of Imo river estuary, south eastern Nigeria. Ethiopian Journal of Science and Technology, [S. l.], v. 4, n. 2, p. 37–46, 2025. Disponível em: https://journals.bdu.edu.et/index.php/EJST/article/view/1973. Acesso em: 4 feb. 2026.