CZAJA, M. Municipal presidential parties in Silesian municipalities. Studies in Politics and Society, [S. l.], v. 15, n. 3, p. 5–17, 2020. DOI: 10.15584/polispol.2017.3.1. Disponível em: https://journals.ur.edu.pl/polispol/article/view/530. Acesso em: 13 nov. 2026.