Łuczak-Tarka, Joanna. “Lack of Cooperation With the Supervisory Authority As Basis for Imposing Administrative Fines”. Studia Prawno-Ekonomiczne 121 (December 19, 2021): 105–124. Accessed March 14, 2025. https://ojsltn.uni.lodz.pl/Studia-Prawno-Ekonomiczne/article/view/1544.