− Transportation Research Board, ACRP Report 84 , Guidebook for Preparing Airport Emissions Inventories for State Implementation Plans, 2013, 

http://www.trb.org/ACRP/Blurbs/168865.aspx. 

− United States Code, Title 42, Chapter 85, Section 7412 – Hazardous Air Pollutants , 

http://www.gpo.gov/fdsys/pkg/USCODE-2009-title42/pdf/USCODE-2009-title42-chap85- subchapI-partA-sec7412.pdf. 

− United States Code, Title 42, Chapter 85, Subchapter II, Part B – Aircraft Emission Standards (Sections 7571 – 7574), http://www.gpo.gov/fdsys/pkg/USCODE-2010- title42/pdf/USCODE-2010-title42-chap85-subchapII-partB.pdf. 

− United States Department of Energy, Energy Information Administration, 2012, Voluntary Reporting of Greenhouse Gases Emissions , 

http://www.eia.gov/oiaf/1605/emission_factors.html. 

− United States Global Change Research Program, http://www.globalchange.gov/about. 

− United States Government Accountability Office, Aviation and Climate Change. GAO Report to Congressional Committees , June 2009 [GAO-09-554], 

http://www.gao.gov/new.items/d09554.pdf. 

− Williams, Randall C., Honeywell Engines & Systems, Letter to Bryan Manning, EPA, dated September 29, 2000. 

