Institute of History of the Polish Academy of Sciences
Institute of History of the Polish Academy of Sciences
Ivanovskij, Vasyl Ivanovič
Sawicki, Ludwik (1893–1972)
Sawicki, Ludwik (1893–1972)
Kremky, Jerzy (1897–1941)
Adamczewski, Stanisław Franciszek (1909–1987)