USMAN, Z. M. GEOELECTRIC SURVEY FOR GROUNDWATER EXPLORATION AT BIRNIN-KEBBI, KEBBI STATE, NIGERIA. FUDMA Journal of Sciences, [S. l.], v. 3, n. 1, p. 168–178, 2023. Disponível em: https://fjs.fudutsinma.org.ng/index.php/fjs/article/view/1440. Acesso em: 24 oct. 2026.