Proniewski, M., Proniewski, A. and Niedźwiecki, A. (2023) “The social message of John Paul II’s encyclicals in the implementation of horizontal principles in EU projects”, Rocznik Teologii Katolickiej, 22, pp. 214–228. Available at: https://rtk.uwb.edu.pl/index.php/rtk/article/view/74 (Accessed: 4 December 2025).