BashirY. O., JimohR., and AhmedA. “TWO-DIMENSIONAL RESISTIVITY INVESTIGATION OF CASSITERITE DEPOSIT AT PINGEL VILLAGE, MAGAMA GUMAU, BAUCHI STATE, NIGERIA”. FUDMA JOURNAL OF SCIENCES, Vol. 3, no. 3, Apr. 2023, pp. 241 -47, https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/1565.