فهرس المقالات DRAD حرية الوصول المقاله صفحة الملخص نص كامل 1 - Interpretation of Airborne Radiometric data for possible hydrocarbon presence over Bornu basin and its environs, Northeast Nigeria using Thorium normalisation method Taiwo Adewumi Kazeem Salako Usman Alhassan Adebayo Adetona Abdulwaheed Rafiu Emmanuel Udensi 10.30495/ijes.2021.682863