Chess Olympiad: Understanding the Elo system that's used to rate the players- The New Indian Express

Not just chess but in some zero-sum games (a principle in game theory where a player's winnings is directly balanced out by the losses of their opponent) Elo rating is considered as the gold standard.

Chess Olympiad 2022: Making every move on the board matter, says Vaishali Rameshbabu- The New Indian Express

Bibek Debroy writes: Remembering an older generation of Indian chess champions

Elo Rating System - Chess Terms

Are Elo ratings going down?

Bull run on the chessboard: As number of GMs from India surges, casual fans from nation too rising

Elo Rating System: how underrated are the kids?

Why Can't Rapidly Improving Chess Players Have Elo Keep Up???, by Tony Berard, Nov, 2023

Grandmaster Arjun Erigaisi upbeat about India's chances in chess Olympiad- The New Indian Express

Candidates on line, Gukesh seeks salvation- The New Indian Express

Elo Rating System - Chess Terms

Chess Olympiad 2022: Indian player profiles in men's category, Elo ratings and records - Sportstar