Serve speeds at 2015 Grand Slams: Serena Williams, Novak Djokovic - Sports Illustrated
The Fastest Tennis Serves Ever - Perfect Tennis
Serena Williams' Serve Dominates Tennis, Winning 82% of Games
Sabine Lisicki, record serve: Science explains why female tennis players can serve as fast as men.
The Effect of Serena's Serve Speed – Heavy Topspin
Sabine Lisicki, record serve: Science explains why female tennis players can serve as fast as men.
Average serve speed of "in" serves by level... | Talk Tennis
Tennis Serve Speed:Amazon.com:Appstore for Android
Novak Djokovic's Second Serve Doesn't Look Like A Second Serve | FiveThirtyEight
Federer - 1st Serve and 2nd Serve Average Speeds | Talk Tennis
Does the Fastest Tennis Serve Depend on Height? | WIRED
Average Tennis Serve Speeds - ATP and WTA Tours
Tennis Serving Speed Male vs Female | Sportpunter
Ranking the Best Serves in Tennis Today | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
The Fastest Tennis Serves Ever - Perfect Tennis
Watch Why It's Almost Impossible to Hit a 160 MPH Tennis Serve | Almost Impossible | WIRED
Could you return Andy Murray's serve? | Mathspig Blog
Men's & Women's Fastest Tennis Serves Ever Recorded
A Second Serve That's Just as Big as the First - The New York Times
