LEADER 01723oam 2200433 450 001 9910704703203321 005 20130827134043.0 035 $a(CKB)5470000002444698 035 $a(OCoLC)857062825 035 $a(OCoLC)995470000002444698 035 $a(EXLCZ)995470000002444698 100 $a20130827d2011 ua 0 101 0 $aeng 135 $aurmn||||a|||| 181 $2rdacontent 182 $2rdamedia 183 $2rdacarrier 200 10$aAir quality modeling technical support document $eheavy-duty vehicle greenhouse gas emission standards final rule 210 1$aResearch Triangle Park, NC :$cU.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Air Quality Assesment Division,$d2011. 215 $a1 online resource (148 unnumbered pages) $ccolor illustrations, maps 300 $aTitle from title screen (viewed on Aug. 27, 2013). 300 $a"August 2011". 300 $a"EPA-454/R-11-004". 320 $aIncludes bibliographical references. 517 $aAir quality modeling technical support document 606 $aGreenhouse gases$xStandards$zUnited States$xMathematical models 606 $aAir quality$xStandards$zUnited States 606 $aAir$xPollution$zUnited States$xMathematical models 615 0$aGreenhouse gases$xStandards$xMathematical models. 615 0$aAir quality$xStandards 615 0$aAir$xPollution$xMathematical models. 712 02$aUnited States.$bEnvironmental Protection Agency.$bAir Quality Assessment Division, 801 0$bGPO 801 1$bGPO 801 2$bGPO 906 $aBOOK 912 $a9910704703203321 996 $aAir quality modeling technical support document$93443882 997 $aUNINA