Which team do Yankees fans despise more, the Mets or the Red Sox? - Quora
Which team do MLB fans in N.J. hate the most? Red Sox? Yankees? Mets? Phillies?
Has Yankees-Red Sox rivalry mellowed? 'I'm not sure how much we carry that baggage
Why do Red Sox fans still hate the New York Mets even though the Mets and the Red Sox both hate the Yankees? - Quora
Who do Mets fans root for in a Yankees vs. Red Sox game? - Quora
Red Sox CEO impressed by Yankees' year-to-year consistency
Finding the True Border Between Yankee and Red Sox Nation Using Facebook Data
Yankees fans still hate the Red Sox, but the Astros are moving on up - Pinstripe Alley
Are the Red Sox Ready to Become the Yankees? - The New York Times