1. CONCAWE Motor Vehicle Emission Regulations and Fuel Specifications—Part 1, Summary and Annual 1999/2000 Update, Report 1/01, 2001; p1.
2. British Standard (BS). Automotive Fuels—Unleaded Gasoline—Requirements and Test Methods, BS EN228, 2000.
3. British Standard (BS). Automotive Fuels—Diesel—Requirements and Test Methods, BS EN590, 2000.
4. Sulphur-Free Fuels, CEMT/CM(2001)11/Final, June 21, 2001.
5. High temperature Fischer–Tropsch synthesis in commercial practice