S. Ezeonye, C. et al. 2026. Techno-Economic Optimisation of a Hybrid Solar-Hydro-Diesel-Battery Microgrid for Rural Electrification in Nigeria. Engineering And Technology Journal. 11, 04 (Apr. 2026), 9568–9578. DOI:https://doi.org/10.47191/etj/v11i04.30.