Obi, S. E., T. Yunusa, Еzеoguеri-Oyеwolе A. N., . S. S. Sekpe, E. . Egwemi, and A. S. Isiaka. “The Socio-Economic Impact of Covid-19 on The Economic Activities of Selected States in Nigeria ”. Indonesian Journal of Social and Environmental Issues (IJSEI), vol. 1, no. 2, Aug. 2020, pp. 39-47, doi:10.47540/ijsei.v1i2.10.