YELWA, N. A.; MOHAMMED, D.; ABDULLAHI, A. A.; SHEHU, J. S.; MUTARI, L.; FARUK, S. PETROGRAPHIC STUDIES OF LIMESTONE IN DUKAMAJE FORMATION AT GILBEDI, GADA, SOKOTO BASIN, NIGERIA. FUDMA JOURNAL OF SCIENCES, v. 6, n. 5, p. 91 - 97, 7 Nov. 2022.