“Skuteczność Prawa I Problemy Jej Badania: [Efficacy of Law and Problems Connected With Studying It]”. Studia Prawnicze / The Legal Studies, no. 1-2 (63-64) (April 30, 2023): 3–26. Accessed October 5, 2025. https://czasopisma.inp.pan.pl/index.php/sp/article/view/3845.