Tal, Petrosian, Spassky and Korchnoi

This book describes the intense rivalry-and collaboration-of the four players who created the golden era when USSR chess players dominated the world. More than 200 annotated games are included, along with personal details-many for the first time in English. Mikhail Tal, the roguish, doomed Latvian who changed the way

World Chess Championship 1978 - Wikipedia

The Legacy of Viktor Korchnoi

Korchnoi Year by Year: Volume I (1945-1968) - Hans Renette and Tibor Karolyi

Match of the Century & Spassky's Immortal: 50 years on

Anti-hero? Evgeny Vasiukov on Viktor Korchnoi

Korchnoi Invents The Korchnoi Gambit - Best Of The 60s - Korchnoi vs. Udovcic, 1967

Spassky v. Korchnoi Candidates' Final (Kiev, 1968), with annotations by Tal.

Soviet Chess 1917-1991 by Soltis, Andrew

Petrosian - Spassky World Championship Match 1969

Emil Sutovsky on Viktor Korchnoi

Team Tal: an untold story

A selection of brilliancies: Spassky faces the Sicilian

Korchnoi and his Chess Grandchildren

Tal, Petrosian, Spassky and Korchnoi, by Andrew Soltis –

Tigran Petrosian Chess Grandmaster