Najib Abdullahi Yusuf, Misbahu Abdullahi, and Ibrahim Sabo Hassan. “Geology and Petrography of Basement Rocks Around Paki, Northwestern Nigeria”. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, vol. 4, no. 12, Dec. 2018, pp. 257-64, doi:10.31695/IJASRE.2018.33027.