Chessmetrics Player Profile: Anatoly Karpov

rating - Why have engines not increased top rated chess players' Elo? - Chess Stack Exchange

Comparing Fide Ratings Over Time – raskerino chess

The Sonas Rating Formula – Better than Elo?

Carlsen, Caruana Top Rating List Before World Championship

Accuracy, Ratings, and GOATs

Anatoly Karpov player profile

1978-KARPOV-VS.-KORTCHNOI - Play Chess with Friends

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

Training program for juniors and 3rd category players (ELO rating up to 1400)

E-DVD Karpov Endgames - Chess Lecture - Volume 96