Emergence of communication and language / ed. C. Lyon, 2007 r=on-line. - Текст : электронный.
[Reports] / Amer.inst.of aeronautics and astronautics. N 90-0284 : Acoustical analysis capability for pusher propeller installations : Rep.presented at the AIAA 28th aerospace sciences meet.Jan.8-11,1990/Reno(Nv) / D.S.Weir,C.Lyon, 1990. - 10 p. - Текст : непосредственный.