Grygutis, Jakub. “The Admissibility of the Payment of Remuneration in Cryptocurrency in the Light of Polish Labor Law”. Z Problematyki Prawa Pracy i Polityki Socjalnej 21, no. 4 (April 19, 2023): 1–16. Accessed May 6, 2025. https://trrest.vot.pl/ojsus/index.php/ZPPPIPS/article/view/14834.