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

Tal, Petrosian, Spassky and Korchnoi: A by Soltis, Andrew

Team Tal: an untold story

The Korchnoi-Tal Candidates' Semi-final (Moscow, 1968), with annotations by Petrosian, Koblencs & Kirillov.

Petrosian Goes For Double Exchange Sacrifice Against Spassky

Greatest World Chess Champion of All Time? - SparkChess

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

Soltis - Tal, Petrosian, Spassky and Korchnoi

Boris Spassky by Edward Winter

Boris Spassky - Wikipedia

The Legacy of Viktor Korchnoi