ROBERTS, Jennifer; VAN DER WALT, Hugo Denton. Distance Education Research in South Africa: A Longitudinal Study into the Research Levels of ODL Journal Articles. Mousaion: South African Journal of Information Studies, [S. l.], v. 40, n. 4, p. 18 pages , 2023. DOI: 10.25159/2663-659X/10198. Disponível em: https://unisapressjournals.co.za/index.php/LIS/article/view/10198. Acesso em: 8 nov. 2025.