REZA, A. Using of Modern Materials in Open and Distance Learning: Problems and Solutions. Sprin Journal of Arts, Humanities and Social Sciences, [S. l.], v. 1, n. 11, p. 52–62, 2022. DOI: 10.55559/sjahss.v1i04.17. Disponível em: https://sprinpub.com/sjahss/article/view/sjahss-1-11-6-52-62. Acesso em: 28 jun. 2025.