NOCOŃ, Jarosław. Changes of political theories in the countries of Central and Eastern Europe. Journal of Geography, Politics and Society, [S. l.], v. 9, n. 4, p. 35–41, 2019. DOI: 10.26881/jpgs.2019.4.04. Disponível em: https://czasopisma.bg.ug.edu.pl/index.php/JGPS/article/view/3903. Acesso em: 16 apr. 2024.