OŚLIZŁO-DOSKOCZ, N. Violation of the principle of legal certainty on the example of Art. 13 sec. 1a of the law on court fees. Studia Iuridica Toruniensia, [S. l.], v. 21, p. 259–270, 2018. DOI: 10.12775/SIT.2017.037. Disponível em: https://apcz.umk.pl/SIT/article/view/SIT.2017.037. Acesso em: 19 apr. 2024.