Master Class

Karsten Müller, Mihail Marin, Oliver Reeh, Yannick Pelletier. — Chessbase, Aug 2020. — ISBN: 978-3-86681-773-9. Tigran Petrosian became the 9th world champion in the history of chess after defeating title holder Mikhail Botvinnik in their match in 1963. Six years later, in 1969, he lost the title to Boris Spassky. But Petrosian remained one of the best players in the world for...