Od redakcji. Journal of Education, Technology and Computer Science, ISSN 2719-6550, e-ISSN 2719-7417, [S. l.], v. 30, n. 4, p. 11–13, 2019. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/8313. Acesso em: 23 sie. 2026.