Główczewska, Aleksandra, and Karolina Rokicka-Murszewska. “Specific Administrative Act in Polish Administrative Law and Church Particular Administrative Acts in Canon Law – Legal-Comparative Analysis”. Canon Law. Legal and Historical Quarterly, vol. 63, no. 3, Sept. 2020, pp. 41-60, doi:10.21697/pk.2020.63.3.03.