OPANASENKO, Y.; NOVIKOVA, V. Distance Learning in Higher Education: The Experience of the Covid-19 Pandemic and War in Ukraine. Educational Challenges, Kharkiv, UA, v. 27, n. 2, p. 151-168, 2022. DOI: 10.34142/2709-7986.2022.27.2.11. Disponível em: http://educationalchallenges.org.ua/index.php/education_challenges/article/view/103. Acesso em: 1 jun. 2023.