1. CARB (California Air Resources Board), 1999a. California non-methane organic gas test procedures. Amended 5 August 1999, Method 1004.
2. CARB (California Air Resources Board), 1999b. California Non-Methane Organic Gas Test Procedures. Amended 5 August 1999, Appendix 1, pp. 1-1–1-5.
3. EPA (US Environmental Protection Agency), 1997. Compendium of Methods for Determination of Toxic Organic Compounds in Ambient Air, second ed. January 1997, Method TO-11a, EPA/625/R-96/010b.
4. EPA (US Environmental Protection Agency), 1999. Compendium of Methods for Determination of Toxic Organic Compounds in Ambient Air, second ed. January 1999, Method TO-14a and Method TO-15, EPA/625/R-96/010b.
5. Graham, L.A., 2000. Characterization of emissions from advanced technology vehicles. Environment Canada, ERMD Internal Report #00-63, 2000. Environment Canada, Emissions Research and Measurement Division, 335 River Road, Ottawa, Ontario, Canada, K1A 0H3, 176 pp.