Droit constitutionnel et droit administratif: Dz.U. Nr 13, poz 91. Contemporary Central & East European Law, [S. l.], n. 6, p. 63–66, 1966. Disponível em: https://czasopisma.inp.pan.pl/index.php/cceel/article/view/1735. Acesso em: 21 aug. 2025.