Loi du 19 avril 1969 Code pénal exécutif: Dz.U. 1971, Nr 13, poz. 98. Contemporary Central & East European Law, [S. l.], n. 16, p. 98–106, 1971. Disponível em: https://czasopisma.inp.pan.pl/index.php/cceel/article/view/1523. Acesso em: 6 oct. 2025.