Sacewicz K. Concepts of the Political and Military Position of the Polish Underground State in Response to the Red Army’s Invasion of the Eastern Territories of the Second Republic of Poland (1943-1944) - a Broad Outline. ep [Internet]. 10 marzec 2019 [cytowane 21 grudzień 2025];(XII). Dostępne na: https://czasopisma.uwm.edu.pl/index.php/ep/article/view/3342