The champion of the world: Parapsychologists, sects and secret services: Remembering the most tense chess game in history, Culture

Grandes Rivalidades do Xadrez: Karpov x Korchnoi

Karpov-Korchnoi 1978 Depicted In 'The World Champion'

Netherlands x URSS (Match) 25' Lodewijk Prins vs Viktor Korchnoi (L) Watching the game standing we see Tigran Petros…

Chess grandmaster Viktor Korchnoi dies at 85 - ESPN

Viktor Korchnoi Quote: “The aim was simple: to deprive Karpov of his favourite occupation – standing at the board, staring straight at his oppon”

Tenth Interpolis Chess Tournament in Tilburg; A. Karpov (l) against V. Korchnoi (r), October 21, 1986, chess, tournaments, The Netherlands, 20th century press agency photo, news to remember, documentary, historic photography 1945-1990

Tal, Petrosian, Spassky And Korchnoi - Annotated By Andrew Soltis (paperback) : Target

Victor Korchnoi, Soviet-born chess grandmaster, dead at 85

Karpov X Korchnoi Merano 81 Herbert Carvalho

Viktor Korchnoi