Koller S. MSW Operational Records Bureau (Bureau “C”) in the People’s Republic of Poland: The Structure and Tasks of Division II from 1956–1990. Жаңа Архив (оқу) [Internet]. 2026 Sep. 29 [cited 2026 Oct. 8];5(3):50-67. Available from: https://zhana-arkhiv.targetkz.space/oqu/article/view/242