The Problem of the Admissibility of Modifications to Public Procurement (and Concession Contracts). Lex localis - Journal of Local Self-Government, [S. l.], v. 20, n. 3, p. 685–714, 2022. DOI: 10.4335/20.3.685-714(2022). Disponível em: https://lex-localis.org/index.php/LexLocalis/article/view/1820. Acesso em: 6 oct. 2025.