Effectiveness of Parole (Preliminary research findings). Archives of Criminology, [S. l.], n. XXIII-XXIV, p. 213–225, 1998. DOI: 10.7420/AK1997-1998F. Disponível em: https://czasopisma.inp.pan.pl/index.php/ak/article/view/1115. Acesso em: 5 oct. 2025.