Michael B. Schiffer; Kacy L. Hollenback; Carrie L. Bell (2003). University of California Press (ed.). Draw the Lightning Down: Benjamin Franklin and Electrical Technology in the Age of Enlightenment (illustrated ed.). pp. 207. ISBN0-520-23802-8.
britannica.com
"Nuclear fusion", Encyclopædia Britannica, 2011, accessed May 6, 2011.