Unknown Author
Chris Higman
D. A. Bell
Martin Gräbner
Prabir Basu
James G. Speight
C. B. Thorsness
L. Douglas Smoot
E. J. Hoffman
Williams, A.
Petr A. Nikrityuk
John Mark Hobday
Michael D. Baker
Bell Aerospace Textron.
K. Ishii
Isabel Suarez-Ruiz
Christopher Higman
United States. General Accounting Office