A New version of the helicopter aural detection program--ICHIN
By: Arnold W. Mueller ... [et al.].
Contributors: Mueller, Arnold W.; Langley Research Center.
Series: NASA technical memorandum -- 87745.
Publisher: National Aeronautics and Space Administration, Langley Research Center; For sale by the National Technical Information Service
Published: 1986
Place of publication: Hampton, Va; [Springfield, Va
Language: eng
Format: Microform
Subjects: Aerodynamic noise.
Notes: Cover title.

Distributed to depository libraries in microfiche.

"July 1986."

STAR category 71.

Bibliography: p. 5.

Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration], 1986. 1 microfiche ; 11 x 15 cm.