By Straub Friedrich K.   Warmbrodt William   in Journal of the American Helicopter Society

ISSN:2161-6027|30|3|13-22

AHS International‎(1985)‎

Access to resources Favorite 14.288697

By Callahan Cynthia B.   Straub Friedrich K.   in Journal of the American Helicopter Society

ISSN:2161-6027|38|4|62-70

AHS International‎(1993)‎

Access to resources Favorite 12.087573

By Hassan Ahmed A.   Straub Friedrich K.   Charles Bruce D.   in Journal of the American Helicopter Society

ISSN:2161-6027|42|2|182-194

AHS International‎(1997)‎

Access to resources Favorite 9.886448

By Hassan Ahmed A.   Straub Friedrich K.   Noonan Kevin W.   in Journal of the American Helicopter Society

ISSN:2161-6027|50|1|3-17

AHS International‎(2005)‎

Access to resources Favorite 9.886448