1. Oxygen Compressors and Pumps Symposium, Atlanta, Georgia, Nov. 9–11, 1971, Compressed Gas Association, Inc.
2. M. D. Hersey:American Society of Naval Engineers, 1924, Vol. 36, pp. 231–243.
3. W. C. Reynolds: NASA Tech. Note TND-182, October 1959.
4. Paul R. Hill, David Adamson, Douglas H. Foland, and Walter E. Bressette: National Advisory Committee for Aeronautics Research Memorandum, NACA RM L55L23b.
5. L. E. Dean and W. R. Thompson:ARS Journal, July 1961, pp. 917–923.