Viktor Korchnoi vs. Peterson Chess Puzzle - SparkChess

An interesting chess puzzle. Viktor Korchnoi vs. Peterson, Kiev, 1964 White to move and win in 4. Try to solve it.

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

Spassky - Korchnoi Chess Candidates Final 1968

The Closet Grandmaster: 2011

chess puzzles from games of kasparov - Chess Forums

Evil-Doer: Half a Century with Viktor Korchnoi, by Genna Sosonko - A Review

Viktor Korchnoi vs Henrique Mecking (1974)

The Closet Grandmaster: 2011

Chess Puzzles from the Games of Boris Spassky.

Victor Korchnoi vs Magnus Carlsen. Korchnoi won : r/chess

Werner Hug vs Viktor Korchnoi (1978)

Tigran V Petrosian vs Viktor Korchnoi (1946)

Mate in 4 chess puzzles Archives - SparkChess

Closing Gambit: 1978 Korchnoi Versus Karpov and the Kremlin, PBS America

Vasiukov on Bobby Fischer and Viktor Korchnoi