42nd annual forum proceedings // American Helicopter Society : June 2 - 4, 1986, Washington, D.C. ; Vol. 2
Annual forum. American Helicopter Society ; 42 ; 1986 ; Washington, DC Annual forum. American Helicopter Society ; 42 (Washington, DC) : 1986.06.02-04
1986
IV S., S. 563 - 1126
Konferenzband
Englisch