CABAJ, J. The Polish-Czechoslovakian Conflict over Cieszyn Silesia, Spiš and Orava in the years 1938-1939 as Reported by the Polish Provincial Press published in Siedlce. Historia i Świat, [S. l.], v. 9, p. 127–145, 2020. DOI: 10.34739/his.2020.09.08. Disponível em: https://czasopisma.uph.edu.pl/historiaswiat/article/view/1792. Acesso em: 24 kwi. 2024.