01121cam a2200253I 4500009752112MiAaHDL20110420000000.0m d cr bn ---auaua740625s1968 fr a b 00000 eng dsdr-ucsd.b14696496DRBCUSCUSS[!31822012897849]TL716.A1N6 1968aa(OCoLC)928669North Atlantic Treaty Organization.Advisory Group for Aerospace Research and Development.Propulsion and Energetics PanelHelicopter propulsion systems;papers presented at the 31st meeting of the Propulsion and Energetics Panel of AGARD, held in Ottawa, Ontario, Canada, 10-14 June 1968[Neuilly-sur-Seine, France,North Atantic Treaty Organization,1968]1v. (various pagings)illus.30cmAGARD conference proceedings no. 31Mode of access: Internet.HelicoptersMotorsCongresses00975211220110420000000.020120815103015.02025-03-16T17:45:27ZSDR-UCSDIII - MILLENIUMloader.pl-001-001BKsdr-ucsd.b14696496uc1SDRUCSDuc1.31822012897849UC.b14696496UCUCSD20250316googleuc1.318220128978491968icbibnon-US bib date1 >= 1931