Magier, Dariusz. “Inscriptions of the Political Prisoners of the Security Authorities of People’s Poland in 1944–1956 As a Historical Source (illustrated With an Example of the Detention Centre in Radzyń Podlaski)”. Bulletin of the Karaganda university History. Philosophy series 11730, no. 1 (March 30, 2025): 121–130. Accessed September 27, 2026. https://ejh.buketov.edu.kz/history-philosophy-vestnik/article/view/1372.