Can an African team win the World Cup? New football study crunches the numbers
The strangest shirt numbers in football history
More Coveted Than a Sack? A Jersey With a Single Digit - The New York Times
Soccer Player Jersey Numbers: Explained
Why Soccer Numbers Matter - 3rd Degree
Jersey Numbers and Perception: How Numbers Impact Our View of Athlete Physique - Neuroscience News
From 1 to 11: What do jersey numbers in soccer historically mean? - AS USA
Injury pay cuts and limited leverage: five brutal truths about NFL contracts, NFL
How is a player's jersey number decided in football? - Quora
Does this number make me look fat?
Does your favorite number make you look fat? Some athletes choose lower numbers to look slimmer - Study Finds