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Author: Sissingh G. J.
Publisher: AHS International
ISSN: 2161-6027
Source: Journal of the American Helicopter Society, Vol.12, Iss.4, 1967-10, pp. : 61-77
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By Chen Robert T. N. Talbot Peter D.
Journal of the American Helicopter Society, Vol. 23, Iss. 3, 1978-07 ,pp. :