Chessmetrics Ratings: January 31, 1981

Karpov's Writings (article by Edward Winter)

Anatoly Karpov IQ: Bio-Wiki, Age, Height, Wife, Married, Net Worth, Family

PKU chess player acts as giant killer

Chess in China - Wikipedia

What's is Magnus Carlsen's IQ? - Chess Forums - Page 11

Both grandmaster and PhD/doctorate (not sure Hou Yifan counts) : r/chess

Which Einherjar Or God Can Win In A Chess Battle? : r/ShuumatsuNoValkyrie

Viktor Korchnoi; Svend Hamann; chess; Danish chess; Bent Larsen; Anatoly Karpov; 1978 world chess match; 1978 chess Olympiad

Combinations and variations of one -dimensional spaces Collage by Anatoly Karpov

World Junior Chess Championship - Wikipedia