1. Regulation of Fuels and Fuel Additives, Code of Federal Regulations, Part 80, Title 40, 2011.
2. Directive 2009/30/EC of the European parliament and of the council of 23 April 2009, pp. 88–113.
3. Organometallic Modeling of the Hydrodesulfurization and Hydrodenitrogenation Reactions;Sánchez-Delgado,2002
4. The Desulfurization of Heavy Oils and Residua,2000
5. Hydrodesulfurization and Hydrodenitrogenation: Chemistry and Engineering;Toshiaki,1999