TVERDOKHLIEBOVA, N.; YEVTUSHENKO, N. Transforming the cognitive conditions of online learning in higher education. Educational Challenges, Kharkiv, UA, v. 31, n. 1, p. 18–29, 2026. DOI: 10.34142/2709-7986.2026.31.1.02. Disponível em: https://www.educationalchallenges.org.ua/index.php/education_challenges/article/view/536. Acesso em: 7 jun. 2026.