NOWICKI, Ryszard. Aleksander Birkenmajer as the inspector of the Secured Book Collection Repository in Wrocław. Biblioteka, [S. l.], n. 17(26), p. 139–151, 2013. DOI: 10.14746/b.2013.17.7. Disponível em: https://pressto.amu.edu.pl/index.php/b/article/view/14. Acesso em: 18 jul. 2024.