IVANIV, Olha V. PRESENT STATE OF DISTANCE COURSES IMPLEMENTATION AT HIGHER SCHOOLS OF UKRAINE. Information Technologies and Learning Tools, [S. l.], v. 15, n. 1, 2010. DOI: 10.33407/itlt.v15i1.68. Disponível em: https://journal.iitta.gov.ua/index.php/itlt/article/view/68. Acesso em: 23 jun. 2025.