LIS, R. Wykorzystanie case study w procesie doskonalenia informatycznego pracowników firm. Journal of Education, Technology and Computer Science, [S. l.], v. 14, n. 4, p. 57–61, 2015. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/6398. Acesso em: 21 lis. 2024.