By Molusis John A.   Hammond C. E.   Cline John H.   in Journal of the American Helicopter Society

ISSN:2161-6027|28|2|9-18

AHS International‎(1983)‎

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By Wood E. Roberts   Powers Richard W.   Cline John H.   Hammond C. Eugene   in Journal of the American Helicopter Society

ISSN:2161-6027|30|1|3-20

AHS International‎(1985)‎

Access to resources Favorite 7.6753254