Türk Tarih Kurumu,
22
Almanca.
4
Wien : Kriegsarchiv, 1900.
4
ELKH-Eötvös Loránd Research Network :
1
Kriegsarchiv,
1
Prime Ministry Directorate General of Press and Information,
1
Public Record Office,
1
The Isis Press,
1
University of Szeged, Faculty of Humanities and Social Sciences,
1
[yayl.y.],
1