U., G. I., and N. A. Ibrahim. “Impact of Covid-19 Pandemic on Academic Achievement of Students of Science Colleges in Minna Metropolis of Niger State, Nigeria”. The International Journal of Humanities & Social Studies, vol. 9, no. 11, Nov. 2021, doi:10.24940/theijhss/2021/v9/i11/167194-405111-1-SM.