A. Wolanin, “The Fight to Restore the Polish Collective Memory of the History of the Fourth Main Directorate of the Freedom and Independence after 1950”, in Vade Nobiscum, tom XXI/2019: Studia z historii gospodarczej, kulturowej i społecznej, P. Budzyński, M. Dawczyk, K. Gryglewski, M. Owczarek, and M. Ziółkowski, Eds. Poland: Lodz University Press, 2019, pp. 161–172. doi: 10.18778/8142-719-7.10.