KOSTIUK, O. The prospects of a confederation: Ukraine, Poland, Lithuania, Belarus. Journal of Education, Technology and Computer Science, [S. l.], v. 17, n. 3, p. 295–297, 2016. DOI: 10.15584/eti.2016.3.45. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/6299. Acesso em: 24 lis. 2024.