KRZYSZTOFKA, Łukasz. Internal Freedom. Studia Theologica Varsaviensia, [S. l.], v. 56, n. 2, p. 21–33, 2019. DOI: 10.21697/stv.61.2.01. Disponível em: https://czasopisma.uksw.edu.pl/index.php/stv/article/view/3672. Acesso em: 4 grudz. 2024.