By Scarpati T.   Sandford R.   Powell R.   in Journal of the American Helicopter Society

ISSN:2161-6027|19|2|29-40

AHS International‎(1974)‎

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By Stratton W. K.   Scarpati T. S.   Feenan R. J.   in Journal of the American Helicopter Society

ISSN:2161-6027|22|4|10-19

AHS International‎(1977)‎

Access to resources Favorite 7.593797