Baran, Ivo. “Polish Socialists in the Czechoslovak Silesia in the Interwar Period – an Example of a Conflict of Identities and Loyalties in Ethnically Mixed Border Region”. Klio. CPDPiP 33, no. 2 (December 18, 2015): 103–121. Accessed July 5, 2025. https://apcz.umk.pl/KLIO/article/view/KLIO.2015.020.