A Convergence of New and Old Punting Styles - The New York Times
Game ball procedure revised in wake of Deflategate – Football Zebras
Just For Kicks The NFL's new K ball has kickers and punters fuming--and owning up to the extreme steps they used to take to doctor the pigskin and make it easier to
How Is the NFL Kicking Ball, or K-Ball, Different From the Regular Ball and Why Was It Introduced in the First Place?
Soccer or Football : What is the right term?
How Is the NFL Kicking Ball, or K-Ball, Different From the Regular Ball and Why Was It Introduced in the First Place?
Indianapolis Colts to sign K Matt Gay: How Twitter reacted
Why does your foot hurt when you kick a soccer ball? - Quora
Who Kicks The Ball In Football?
Why NFL Kickers Always Squeeze the Ball