1. Site du prix Nobel : http://www.nobelprize.org/nobel_prizes/physics/laureates/1952/blochfacts.html.
2. Site du prix Nobel : http://www.nobelprize.org/nobel_prizes/physics/laureates/1952/purcell-facts.html.
3. Site du prix Nobel : http://www.nobelprize.org/nobel_prizes/medicine/laureates/2003/lauterbur-bio.html.
4. Site du prix Nobel : http://www.nobelprize.org/nobel_prizes/medicine/laureates/2003/mansfield-bio.html.
5. Tumor detection by nuclear magnetic resonance;Damadian;Science,1971