N. A. Yelwa, D. Mohammed, A. A. Abdullahi, J. S. Shehu, L. Mutari, and S. Faruk, “PETROGRAPHIC STUDIES OF LIMESTONE IN DUKAMAJE FORMATION AT GILBEDI, GADA, SOKOTO BASIN, NIGERIA”, FJS, vol. 6, no. 5, pp. 91 - 97, Nov. 2022.