How many Instances in the Polish Administrative Procedure? Analysis of Normative Solutions in the Aspect of Procedures for Reviewing Decisions Issued by the Executive Bodies of Local Self-government. Lex localis - Journal of Local Self-Government, [S. l.], v. 18, n. 4, p. 977–997, 2020. DOI: 10.4335/18.3.977-997(2020). Disponível em: http://lex-localis.org/index.php/LexLocalis/article/view/1416. Acesso em: 11 oct. 2025.