Problems of Criticism of the Communist Poland’s Security Service (SB) Files as Historical Sources. Kwartalnik Naukowy Fides et Ratio, [S. l.], v. 48, n. 4, p. 569–588, 2021. DOI: 10.34766/fetr.v48i4.965. Disponível em: https://fidesetratio.com.pl/ojs/index.php/FetR/article/view/965. Acesso em: 28 jun. 2025.