HITTINGER, John P. John Paul II on Humanae Vitae and the Priority of Ethics over Technology. Philosophy and Canon Law, [S. l.], n. 5, p. 35–67, 2020. DOI: 10.31261/PaCL.2019.05.03. Disponível em: https://trrest.vot.pl/ojsus/index.php/pcl/article/view/10093. Acesso em: 6 may. 2025.