00799nam 2200169z- 450 9910712218903321(CKB)5470000002491936(EXLCZ)99547000000249193620230509c1998uuuu -u- -engUpdate heavy-duty engine emission conversion factors for MOBILE6: analysis of fuel economy, non-engine fuel economy improvements and fuel densitiesUnited States Environmental Protection Agency, Air and RadiationWashington, D.CUpdate heavy-duty engine emission conversion factors for MOBILE6BOOK9910712218903321Update heavy-duty engine emission conversion factors for MOBILE6: analysis of fuel economy, non-engine fuel economy improvements and fuel densities3291835UNINA