LITWINOWA, N.; LASAREVA, J. Problem tworzenia się i znaczenie stresu w szkole. Journal of Education, Technology and Computer Science, [S. l.], v. 5, n. 1, p. 42–47, 2012. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/6940. Acesso em: 24 lis. 2024.