IBIM, D. ASSESSMENT VULNERABILITY OF AQUIFER VIA DRASTIC MODEL AND COMPARISON WITH G-O-D MODEL USING GEOPHYSICAL PARAMETERS, IMO RIVER BASIN, SOUTHEASTERN NIGERIA. BW Academic Journal, [S. l.], 2021. Disponível em: https://www.bwjournal.org/index.php/bsjournal/article/view/286. Acesso em: 23 oct. 2026.