00889nam0-22003011i-450-99000048250040332120080227132206.0000048250FED01000048250(Aleph)000048250FED0100004825020020821d1977----km-y0itay50------baenga-------001yyDigital communications by satelliteJ. J. SpilkerNew JerseyPrentice-Hallc1977672 p.ill.25 cmPrentice-Hall information theory seriesSatelliti artificiali in telecomunicazioni621.382'5Spilker,James J. JR.12644ITUNINARICAUNIMARCBK99000048250040332110 E II 2919943DINELDINELDigital communications by satellite332355UNINA