The areas of educational studies of the cloud-based learning systems. Educational Dimension, Kryvyi Rih, Ukraine, v. 1, p. 60–79, 2019. DOI: 10.31812/educdim.v53i1.3832. Disponível em: https://journal.kdpu.edu.ua/ed/article/view/8161. Acesso em: 5 груд. 2025.