Jarosz, D., and M. Pasztor. “Polish-Belgian Relations in the Apogee of the Cold War and During the ‘Thaw’ of 1948–1956 (Main Problems)”. Polska 1944/45-1989. Studia I Materiały, no. 20, Mar. 2023, pp. 43-80, doi:10.12775/Polska.2022.02.