Spatial and Temporal Variation of Hydrological and Geometrical Parameters Across River Oyan, Ogun State, South Western Nigeria (Engr. Kumolu Olumide Ayodeji, Engr. Prof. Adedayo Ayodele Adegbola, & Olaniyan Olatunji Sunday , Trans.). (2025). International Journal of Engineering and Advanced Technology (IJEAT), 14(3), 1-5. https://doi.org/10.35940/ijeat.B4559.14030225