How Serena and Venus Williams changed women's tennis for ever, Serena Williams

Power, athleticism and an attacking mindset: the Williams sisters raised the bar on court and brought diverse appeal off it

Serena Williams: The career of a tennis icon, Tennis News

Serena Williams forever changed how women's tennis is played - The Washington Post

Serena Williams retirement: How she changed tennis forever

Why you need to watch the Serena vs. Venus match tonight

Serena Williams' Impact to be Felt Long After Retirement

How the Williams Sisters and Their Father Changed the Face of Tennis, Influenced a generation of Black Girls. – C.Hub Magazine

Did Venus Williams Ever Get Her Due? - The New York Times

Venus Williams changes bright pink bra mid-match after breaching Wimbledon's 'all white' rule

Wimbledon: Serena and Venus Williams 'pushed the sport so high' - myKhel