By Smith Phillip N.   in Journal of the American Helicopter Society

ISSN:2161-6027|37|4|32-37

AHS International‎(1992)‎

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By Zelenka Richard E.   Smith Phillip N.   Coppenbarger Richard A.   Njaka Chima E.   Sridhar Banavar   in Journal of the American Helicopter Society

ISSN:2161-6027|42|2|107-115

AHS International‎(1997)‎

Access to resources Favorite 7.0535727