“DEM-BASED GIS ANALYSIS OF HYDROLOGICAL BEHAVIOUR IN THE ENUGU BASIN, SOUTH-EASTERN NIGERIA”. Impact International Journals and Publications 1, no. issue 4 (December 27, 2025): 607–614. Accessed April 26, 2026. https://impactinternationaljournals.com/publications/index.php/ojs/article/view/168.