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3. ASTM, 2009b. D7566-09, Standard Specification for Aviation Turbine Fuel Containing Synthesized Hydrocarbons. ASTM International: West Conshohocken, Pennsylvania. As of April 2, 2010. doi:10.1520/D7566-09, 〈http://www.astm.org/Standards/D7566.htm〉.
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5. ATAG (Air Transport Action Group),2012. Facts and Figures, Web page with data through March. As of January 10, 2014. 〈http://www.atag.org/facts-and-figures.html〉.