Derek Jeter will be final single-digit number retired by Yankees
Mariano Rivera's retirement gifts - Newsday
Rivera becomes second pitcher to reach 600 saves in Yankees' win
Rivera Notches Save No. 600 in Seattle - The New York Times
No. 42 retired forever in a touching Mariano Rivera pregame
Core Four - Wikipedia
Mariano Rivera Day at Yankee Stadium - Newsday
Mariano Rivera's number retired by Yankees - Newsday
Derek Jeter will be final single-digit number retired by Yankees
After lost year, Yankees' Mariano Rivera ready to pitch again
Yankees retired numbers - Newsday