"The Superinvestors of Graham-and-Doddsville". Essay by Warren Buffett published in Hermes, the Columbia Business School Magazine (1984), later quoted in "31 years ago, Warren Buffett revealed the secret to investing and correctly predicted nobody would listen" by Myles Udland, www.businessinsider.com. August 24, 2015.
"John F. Nash Jr. - Biographical". "Les Prix Nobel" ("The Nobel Prizes 1994") edited by Tore Frängsmyr, Nobel Foundation, Stockholm, www.nobelprize.org. 1995.