AKPAN, Udo. Approaches to mass communication educational researches in universities and polytechnics of Nigeria. Educational Technology Quarterly, Kryvyi Rih, Ukraine, v. 2023, n. 3, p. 302–318, 2023. DOI: 10.55056/etq.580. Disponível em: https://acnsci.org/journal/index.php/etq/article/view/580.. Acesso em: 30 apr. 2026.