OKAGBARE, Gregory O.; OBA-ADENUGA, Olusegun Adeleke. Enhancing Learner Support at the National Open University of Nigeria: A Critical Analysis of E-Ticketing Implementation. West African Journal of Open and Flexible Learning, [S. l.], v. 14, n. 1A, p. 219–238, 2025. Disponível em: https://wajofel.org/index.php/wajofel/article/view/414. Acesso em: 28 jul. 2026.