García Casas, Pedro. “The Splendor of the Good and Intrinsically Evil Acts. The Cornerstone of Karol Wojtyla Pope John Paul II’s (1920- 2020) Ethics and Moral Teachings: A Philosophical Defense: Seifert, Josef”. Quién. Revista De filosofía Personalista, no. 14, Dec. 2021, pp. 167-9, https://revistaquien.org/index.php/aep/article/view/70.