Gruew, Georgi. “The Competence of EU Institutions to Adopt Directives Regulating Substantive Criminal Law”. Przegląd Prawniczy Uniwersytetu im. Adam Mickiewicza 1 (September 4, 2018): 107–119. Accessed April 18, 2024. https://pressto.amu.edu.pl/index.php/ppuam/article/view/13496.