Yale University Press 2012; ISBN 978-0300166606* German statistics (Statistical and graphical data illustrating German population movements in the aftermath of the Second World War published in 1966 by the West German Ministry of Refugees and Displaced Persons)* Grau, Karl F. "Silesian Inferno, War Crimes of the Red Army on its March into Silesia in 1945", Valley Forge, PA: The Landpost Press, 1992; ISBN 1-880881-09-8* Jankowiak, Stanisław.
Yale University Press 2012, ISBN 978-0300166606* German statistics (Statistical and graphical data illustrating German population movements in the aftermath of the Second World War published in 1966 by the West German Ministry of Refugees and Displaced Persons)* Grau, Karl F. "Silesian Inferno, War Crimes of the Red Army on its March into Silesia in 1945", Valley Forge, PA: The Landpost Press, 1992.