WALAT, W.; LIB, W. Spis tresci. Journal of Education, Technology and Computer Science, [S. l.], v. 12, n. 2, p. 3–5, 2015. DOI: 2080-9069. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/6483. Acesso em: 3 lip. 2024.