02071nam 2200469 a 450 991069698720332120230902162239.0(CKB)5470000002383016(OCoLC)527657841(EXLCZ)99547000000238301620100224d2009 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierNext Generation Air Transportation System[electronic resource] issues associated with midterm implementation of capabilities and full system transformation : testimony before the Subcommittee on Aviation Operations, Safety, and Security, Committee on Commerce, Science, and Transportation, U.S. Senate /statement of Gerald L. Dillingham[Washington, D.C.] :U.S. Govt. Accountability Office,[2009]1 online resource (20 pages) illustrationsTestimony ;GAO-09-481TTitle from PDF title screen (GAO, viewed Feb. 24, 2010)."For release ... March 25, 2009."Includes bibliographical references.Testimony ;GAO-09-481T.Next Generation Air Transportation System Aeronautics and stateUnited StatesNational Airspace System (U.S.)Air traffic controlUnited StatesAeronautics, CommercialUnited StatesManagementAeronautics and stateNational Airspace System (U.S.)Air traffic controlAeronautics, CommercialManagement.Dillingham Gerald Lee1947-1381675United States.Congress.Senate.Committee on Commerce, Science, and Transportation.Subcommittee on Aviation Operations, Safety, and Security.United States.Government Accountability Office.GPOGPOBOOK9910696987203321Next Generation Air Transportation System3424961UNINA