NALYVAIKO, O.; KHOMENKO, A.; VERESHCHAK, D.; POLIAKOV, D. Comparative Analysis of Distance Learning Systems in the United Arab Emirates and the United States of America. Educational Challenges, Kharkiv, UA, v. 26, n. 1, p. 74-85, 2021. DOI: 10.34142/2709-7986.2021.26.1.07. Disponível em: https://www.educationalchallenges.org.ua/index.php/education_challenges/article/view/57. Acesso em: 7 jun. 2026.