Otutu Oseji, J. and Egbai, J. C. (2018) “ELECTRICAL RESISTIVITY SURVEY FOR GROUNDWATER POTENTIAL AND ESTIMATION OF CLAY DEPOSIT IN ARAGBA-OKPE, OKPE LOCAL GOVERNMENT AREA, DELTA STATE NIGERIA”, Scientific Journal of Polonia University, 31(6), pp. 52-66. doi: 10.23856/3105.