Keith Feggans

发表

Lee D. Feinberg, Mark Clampin, George F. Hartig, 1998, Astronomical Telescopes and Instrumentation.

Harry W. Garner, Dennis C. Ebbets, Don J. Lindler, 1991, Defense, Security, and Sensing.

Mary Elizabeth Kaiser, Charles W. Bowers, Richard A. Shaw, 1998, Astronomical Telescopes and Instrumentation.