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

A Soviet survivor: the case of Tigran Petrosian

When Boris Spassky was captured by the Fischer king - The New European

Petrosian vs Spassky, World Championship match 1966, Queen Sac

BORIS SPASSKY VS TIGRAN PETROSIAN WORLD CHAMPIONSHIP MATCH 1966..TORRE ATTACK:CLASSICAL DEFENCE, DAILY CHESS:A very interesting,baffling and ultimately instructive game.., By Chess Hustlers

Chess Is My Life!: Python Strategy - A book review

Could Petrosian have held against Fischer?

Petrosian's World Championship Immortal! - Best Of The 60s - Petrosian vs. Spassky, 1966

Tigran Petrosian's games v. Gurgenidze & Bannik (Spartak Team-ch, Moscow 1961).

A very happy birthday to Boris Vasilijevich Spassky, a true Gentleman and World Chess Champion, and the only man I've ever owned a framed picture of. A little late, but here in

Boris Spassky vs Tigran V Petrosian (1969) Taming the Tiger