CZARNIK, Zbigniew. Constitutional and legal aspects of the principle of double-instance administrative proceeding. Ius Novum, Warszawa, Poland, v. 8, n. 2, p. 28–35, 2014. Disponível em: https://iusnovum.lazarski.pl/iusnovum/article/view/333. Acesso em: 22 grudz. 2024.