Marian Cieślak, Karol Spett, Władysław Wolter, Psychiatria w procesie karnym [Psychiatry in Legal Proceedings], Warszawa 1968, Wydawnictwo Prawnicze, 478 pages. Contemporary Central & East European Law, [S. l.], n. 15, p. 44–47, 1971. Disponível em: https://czasopisma.inp.pan.pl/index.php/cceel/article/view/1509. Acesso em: 6 oct. 2025.