Singularities at the sonic velocity
By: K. Gottfried Guderley.
Contributors: U.S. Air Force. Air Materiel Command
Series: U.S. Headquarters Air Materiel Command. Technical report -- no. F-TR-1171-ND; GS-USAF Wright-Patterson Air Force Base -- no. 75
Publisher: Air Documents Division, Intelligence Department, Air Materiel Command
Published: 1948
Place of publication: Wright-Patterson Air Force Base, Dayton, Ohio
Number of pages: 118
Notes: Bibliographical references : p. 89-90.