| http://www.siue.edu | Southern Illinois University Edwardsville |
| http://pdg.web.cern.ch/pdg | European Laboratory for particle physics |
| http://www.usna.edu | The United States Naval Academy |
| http://www.inria.fr | INSTITUT NATIONAL DE RECHERCHE EN INFORMATIQUE ET EN AUTOMATIQUE |
| http://www.gsfc.nasa.gov | Goddard Space Flight Center |
| http://www.orbital.com | Orbital Sciences Corporation. |
| http://www.rh-law.com | Interlaw law firm |
| http://www.unil.ch/ | Univesite de Lausanne |
| http://www3.ptt.yu/ | PTT Srbija NET |