Imran, A., and F. A. Yusuf. “Post-Appraisal of the Perceived Effect of COVID-19 Pandemic on the Psychological Wellbeing of Secondary School Students in Nigeria”. IIUM Journal of Educational Studies, vol. 11, no. 2, Dec. 2023, pp. 138-55, doi:10.31436/ijes.v11i2.511.