VLASENKO, Kateryna V.; VOLKOV, Sergii V.; LOVIANOVA, Iryna V.; SITAK, Irina V.; CHUMAK, Olena O.; BOHDANOVA, Nataliia H. Exploring usability principles for educational online courses: a case study on an open platform for online education. Educational Technology Quarterly, Kryvyi Rih, Ukraine, v. 2023, n. 2, p. 173–187, 2023. DOI: 10.55056/etq.602. Disponível em: https://acnsci.org/journal/index.php/etq/article/view/602.. Acesso em: 5 nov. 2025.