Dodgers' retired numbers
Now honoring No. 42: Jackie Robinson Day in majors - The San Diego Union-Tribune
Retired Numbers Los Angeles Dodgers
Yankees retired numbers and the baseball legends who wore them
The Yankees Retire Paul O'Neill's Number 21 - The New York Times
The Dodgers 'unofficial' retired number
Dodgers Hall of Fame manager Tommy Lasorda dies at 93 – Orange County Register
Dodgers celebrate Fernando Valenzuela's number retirement - Los Angeles Times
Blue Jays' best player for every uniform number