HOLUBNYCHA, L.; SHCHOKINA, T.; SOROKA, N. Face-to-Face Teaching and Learning: The Problem of Quality. Educational Challenges, Kharkiv, UA, v. 29, n. 1, p. 58-71, 2024. DOI: 10.34142/2709-7986.2024.29.1.04. Disponível em: https://www.educationalchallenges.org.ua/index.php/education_challenges/article/view/236. Acesso em: 7 jun. 2026.