WALAT, W.; LIB, W. Od redakcji.
Journal of Education, Technology and Computer Science
,
[S. l.]
, v. 18, n. 4, p. 13–17, 2016. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/6190. Acesso em: 27 kwi. 2025.