AGBO, . M. C.; UGWUARUA, F. S. A. ASSESSING THE EFFECTIVENESS OF ONLINE LECTURES IN TERTIARY INSTITUTIONS IN NIGERIA DURING COVID–19 PANDEMIC LOCK DOWN - (A STUDY OF ENUGU STATE). British International Journal of Education and Social Sciences, [S. l.], v. 8, n. 9, p. 7–15, 2021. Disponível em: https://cirdjournals.com/index.php/bijess/article/view/237. Acesso em: 6 nov. 2025.