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Comparison of speech intelligibility in cockpit noise using SPH-4 flight helmet with and without act

Chan, Jeffrey W.
Menlo Park, Calif. : DEV AIR Technical Associates ; Moffett Field, Calif. : National Aeronautics and Space Administration, Ames Research Center ; [Springfield, Va. : For sale by the National Technical Information Service, 1990] 1990

Computer simulator for a mobile telephone system final report

Schilling, Donald L.
[New York, N.Y.] : Communications Systems Laboratory, Dept. of Electrical Engineering, City College of the City University of New York , [1983] 1983

Flight crew workload, acceptability, and performance when using data comm in a high-density terminal

Norman, R. Michael, author.
Hampton, Virginia : National Aeronautics and Space Administration, Langley Research Center, 2013. 2013