01924oam 2200505 a 450 991069990410332120110413104053.0(CKB)5470000002406920(OCoLC)300751421(EXLCZ)99547000000240692020090131d1978 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierAccess area switching and signaling[electronic resource] concepts, issues, and alternatives /R.F. Linfield, M. Nesenbergs[Washington, D.C.] :U.S. Dept. of Commerce, National Telecommunications and Information Administration,[1978]1 online resource (x, 129 pages, 1 unnumbered page) illustrationsNTIA report ;78-2Title from title screen (viewed on Apr. 13, 2011).Performing organization: Institute for Telecommunication Sciences."Supported by the U.S. Army Communications Systems Agency (CSA).""May 1978."Includes bibliographical references (pages 125-129).Access area switching and signaling Signal theory (Telecommunication)Switching theoryTelecommunicationSignal theory (Telecommunication)Switching theory.Telecommunication.Linfield R. F1395519Nesenbergs M1397100Institute for Telecommunication Sciences.United States.Army Communications Systems Agency.United States.National Telecommunications and Information Administration.OCLCEOCLCEOCLCQGPOBOOK9910699904103321Access area switching and signaling3478562UNINA