"Delineating Depth to Bedrock Using Electrical Resistivity: An Implication for Foundation Design in Engineering Site Investigation". Lafia Journal of Scientific and Industrial Research 4, no. 2 (يونيو 19, 2026): 18–26. تاريخ الوصول يونيو 19, 2026. https://lafiascijournals.org.ng/index.php/ljsir/article/view/708.