Jalowska, Anna, Joanna Domańska, and Agata Marcysiak. “Seminar on ‘Security of Payment Transactions’”. Management and Administration Journal 31, no. 104 (January 11, 2023): 257–258. Accessed December 22, 2024. https://czasopisma.uph.edu.pl/znadministracja/article/view/3190.