01429oam 2200385 a 450 991070310040332120230902161815.0(CKB)3460000000109928(OCoLC)654504736(EXLCZ)99346000000010992820100810d2010 ua 0engurbn||||a||||txtrdacontentcrdamediacrrdacarrierGPS[electronic resource] can we avoid a gap in service? : hearing before the Subcommittee on National Security and Foreign Affairs of the Committee on Oversight and Government Reform, House of Representatives, One Hundred Eleventh Congress, first session, May 7, 2009Washington :U.S. G.P.O.,2010.1 online resource (iii, 128 pages) illustrationsTitle from title screen (viewed on Aug. 10, 2010).Paper version available for sale by the Supt. of Docs., U.S. G.P.O."Serial no. 111-44."GPS Global Positioning SystemArtificial satellites in navigationUnited StatesUnited StatesArmed ForcesProcurementGlobal Positioning System.Artificial satellites in navigationGPOGPOGPOBOOK9910703100403321GPS352256UNINA