Computer program to predict aircraft noise levels
By: Bruce J. Clark.
Contributors: United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.; Lewis Research Center.
Series: NASA technical paper -- 1913.
Publisher: National Aeronautics and Space Administration, Scientific and Technical Information Branch; For sale by the National Technical Information Service]
Published: 1981
Place of publication: Washington, D.C; [Springfield, Va
Language: eng
Number of pages: 143
Subjects: Airplanes -- Noise -- Data processing.
Notes: "Lewis Research Center."

"September 1981"--Cover.

STAR Category 71.