Reduction of helicopter noise by use of a quiet tail rotor

dc.contributor.author	Leverton, J.W.
dc.date.accessioned	2016-07-06T16:42:16Z
dc.date.available	2016-07-06T16:42:16Z
dc.date.issued	1980
dc.identifier.other	a61498
dc.identifier.other	ERF-1980-024
dc.identifier.uri	http://hdl.handle.net/20.500.11881/1849
dc.language.iso	en
dc.title	Reduction of helicopter noise by use of a quiet tail rotor

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