Chess Travel: Pan-American Youth Chess Championship, Brazil again!

Chess Ratings Explained – Chess Armory

My Career Rafael Leitão

Boris Schipkov: Secrets of the January 2013 FIDE Rating List

The Brazilian Post - FIDE - International Chess Federation

Brazil Capybaras - Croatia Bulldogs

I made a World Map of FIDE Top 100 in the last 3 decades to show growth/decline of chess in various countries over the years : r/chess

A Chessity stronghold in Brazil

Chess Life Kids February 2018 Page 6

Levon Aronian in the top 10 of the best chess players in FIDE ratings

Monthly Covered Call Commentary – Global X ETFs