ZBIGNIEW KULISZ, Marek. CHALLENGES OF IMPLEMENTATION OF STATE SECURITY SERVICES. Scientific Journal of Bielsko-Biala School of Finance and Law, Bielsko-Biała, PL, v. 5, n. 4, p. 245–267, 2014. DOI: 10.5604/01.3001.0012.4287. Disponível em: https://asej.eu/index.php/asej/article/view/509. Acesso em: 4 may. 2024.