Kehinde Oluyede, & Urs Klötzli. (2021). Provenance and Geological Setting of Syn-collisional Pan-African Granite in the Northern Part Birnin Gwari Schist Belt in NW Nigeria. Challenging Issues on Environment and Earth Science Vol. 7, 99–124. https://doi.org/10.9734/bpi/ciees/v7/3208F