Śliwiński B. Czech involvement in King Henry V of Germany’s expedition against Poland in September 1109 from the perspective of Polish historiography. SDŚ [Internet]. 13 grudzień 2018 [cytowane 7 maj 2024];(22):224-42. Dostępne na: https://czasopisma.bg.ug.edu.pl/index.php/stzdsr/article/view/3895