Zumo, I. M., M. S. Galadima, B. A. Abatcha, and A. D. Waziri. “Suitability Site Selection Analysis for Grazing Areas in Yobe State, Nigeria”. The International Journal of Science & Technoledge, vol. 8, no. 2, Feb. 2020, doi:10.24940/theijst/2020/v8/i2/ST2002-007.