Gębołyś, Zdzisław. “The Silesian (Upper-Silesian) Library During the Second World War. Initial Overview”. Śląskie Studia Historyczno-Teologiczne 50, no. 2 (December 31, 2017): 301-314. Accessed May 17, 2024. https://www.journals.us.edu.pl/index.php/ssht/article/view/15223.