PRONIEWSKI, Marek; PRONIEWSKI, Andrzej; NIEDŹWIECKI, Arkadiusz. The social message of John Paul II’s encyclicals in the implementation of horizontal principles in EU projects. Rocznik Teologii Katolickiej, [S. l.], v. 22, p. 214–228, 2023. Disponível em: https://rtk.uwb.edu.pl/index.php/rtk/article/view/74. Acesso em: 4 dec. 2025.