D. F., I.; G.N, P. GEOPHYSICAL SURVEY ON GROUNDWATER PREDRILL FOR THE CONSTRUCTION OF WATER BOREHOLE IN OBIO/AKPOR LOCAL GOVERNMENT AREA, RIVERS STATE, NIGERIA. BW Academic Journal, [S. l.], p. 12, 2023. Disponível em: https://bwjournal.org/index.php/bsjournal/article/view/1600. Acesso em: 30 apr. 2026.