Helicopter main-rotor noise
Subtitle: determination of source contributions using scaled model data
By: Thomas F. Brooks, J. Ralph Jolly and Michael A. Marcolini.
Contributors: Jolly, J. Ralph.; Marcolini, Michael A.; Langley Research Center
Publisher: Langley Research Center
Published: 1988
Place of publication: Hampton, Va
Number of pages: 62
Subjects: Rotary wings; Rotor acoustics
Notes: Bibliographical references: p. 12.