FIDANIAN, O. HISTORICAL STAGES OF THE DISTANCE EDUCATION DEVELOPMENT. Pedagogy and education management review, [S. l.], n. 2, p. 124–129, 2020. DOI: 10.36690/2733-2039-2020-2-124. Disponível em: https://public.scnchub.com/perm/index.php/perm/article/view/45. Acesso em: 2 may. 2024.