Karpov-Kasparov: Grudge Match in Valencia

The Sonas Rating Formula – Better than Elo?

The Greatest Chess Player of All Time - Part II

List of FIDE chess world number ones - Wikipedia

Anatoly Karpov World Chess Hall of Fame

Will Ruslan Ponomariov become the First Teenage Champ?

Alireza Firouzja has tied Bobby Fischer and may soon knock him out of the top 20 for highest ratings ever. : r/chess

Visualization of January FIDE ratings

E-DVD - Karpov Endgames - Chess Lecture - Volume 96

First and Only Woman to Reach a Rating of 2700, Karpov vs Polgar

International Chess Federation on X: 1989: Sofia Polgar achieves rating performance of 2900+ In February 1989, Sofia Polgar achieved the highest performance rating ever recorded by a female when she scored 8.5