1. The Nobel Prize in Chemistry 2001. http://nobelprize.org/nobel_prizes/chemistry/laureates/2001/ (accessed Dec 2011)
2. The Nobel Prize in Chemistry 2005. http://nobelprize.org/nobel_prizes/chemistry/laureates/2005/ (accessed Dec 2011).
3. The Nobel Prize in Chemistry 2010. http://nobelprize.org/nobel_prizes/chemistry/laureates/2010/ (accessed Dec 2011).
4. Benatan, E.; Eppley, H. J.; Geselbracht, M. J.; Johnson, A. R.; Reisner, B. A.; Stewart, J. L.; Watson, L.; Williams, B. S. J. Chem. Educ. 2009, 86, 766– 767
5. Goj, L. A.Organometallics and Named Reactions VIPEr Learning Object. https://www.ionicviper.org/class-activity/organometallics-and-named-reactions (accessed Dec 2011).
6. Holland, P. L.Electron Counting and a Catalytic Reaction VIPEr Learning Object. https://www.ionicviper.org/class-activity/electron-counting-and-catalytic-reaction (accessed Dec 2011).
7. www.ilpi.com