Abdulmumin, Musa, et al. “Satellite-Derived Relative Bathymetry Mapping of Kopa Dam Using Sentinel-2 Level-2A Imagery and GIS Techniques”. African Journal of Environmental Sciences and Renewable Energy, vol. 23, no. 1, Sept. 2026, pp. 289-0, https://doi.org/10.62154/ajesre.2026.023.01023.