Elo rating system - Wikipedia

M2M Day 336: My chess rating isn't very good, by Max Deutsch

Chess Titles - Chess Terms

History of top chess players over time

100 “Pawn Endgame” Chess Puzzles for Master Players (Rating 2100-2400): 100 real-life chess tactics puzzles to make you a better player by Chess Puzzles

Millennium Europe Chess Master II Chess Computer

How I Became A National Master

How fast can you reach ELO 2000? Plus 52 weeks master plan

Chess Investigation Finds That U.S. Grandmaster 'Likely Cheated' More Than 100 Times - WSJ

Chess: Magnus Carlsen targets all-time rating record of 2900 at

FIDE Set To Make Significant Changes To Rating System From January