Problems and prospects of online education in Ukraine. Environment & Health, [S. l.], v. 96, n. 3, p. 60–64, 2020. DOI: 10.32402/dovkil2020.03.060. Disponível em: https://dovkil-zdorov.kiev.ua/journal/article/view/303. Acesso em: 25 apr. 2026.