Two documents translated from Oswalitsch and Böhm, Kaiser-Wilhelm-Institut für Strömsungsforschung report 1010/2, October 1944.
Curtiss-Wright Corp report, October 1945. Translated by Robert C. Luippold.
Douglas Aircraft Corp report, February 14, 1946. Translated by Fred Massarik.
No restrictions on access
Captured German Aeronautical Documents (CGD) Microfilm, Acc. XXXX.0408, National Air and Space Museum, Smithsonian Institution.