“GEOLOGICAL AND GEOELECTRICAL INVESTIGATION OF DIRIOTE DEPOSITS IN OBIAGU, AMAUBURI, AND UMUNEOCHI AREA, SOUTH-EASTERN NIGERIA – SUGGESTIONS FOR QUARRY SITE” (2023) FUDMA JOURNAL OF SCIENCES, 7(3), pp. 40–47. doi:10.33003/fjs-2023-0703-1775.