Yankees vs. Red Sox: History of MLB's biggest rivalry in posts

The Greatest Rivalry in Sports: Yankees and Red Sox

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With Sweep of the Red Sox, the Yankees Shake Up the Standings - The New York Times

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Best Yankees Playoff Games: Brawl breaks out against the Red Sox - Pinstripe Alley

Yankees-Red Sox peaked in 2004. Can AL wild-card game jolt rivalry?

These Little Leaguers Sure Have Some Big Takes On The Red Sox-Yankees Rivalry

MLB playoffs: Red Sox-Yankees ALDS keys to victory

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New York Yankees, Boston Red Sox rivalry through the years