RICHARDS, Ted. Killing One to Save Five: A Test of Two Hartman-style Value Calculuses. Journal of Formal Axiology: Theory and Practice, [S. l.], v. 1, p. 187–205, 2008. DOI: 10.67945/jfa.v1i.34. Disponível em: https://journal.hartmaninstitute.org/index.php/jfa/article/view/34. Acesso em: 13 nov. 2026.