Data check: After constant first-time Grand Slam champs, women's tennis looks for a consistent star
List of Grand Slam women's singles champions - Wikiwand
Roberta Vinci Ends Serena Williams's Grand Slam Bid at U.S. Open - The New York Times
Tennis' top Grand Slam winners of all-time: Who has won the most titles? | Sporting News
Has any tennis player won all the four Grand Slams in a single year? - Quora
Chart: Osaka Overtakes Kerber With Fourth Grand Slam Title | Statista
Top 5 women tennis players with most Grand Slams | Chase Your Sport - Sports Social Blog
The greatest female tennis player of the last 50 years: the fans' verdict | Tennis | The Guardian
Forget Calendar Slam, 'Surface Slam' Almost as Rare | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Serena Williams records that may never be broken: Winning three different majors six times each
Doris Hart, who won all 4 Grand Slams, dies at 89 | CTV News
Martina Navratilova - Wikipedia
What is a Grand Slam in Tennis - Who Has the Most? | TSR
Tennis Players With the Most Grand Slam Titles After Rafael Nadal's French Open Win – NBC4 Washington
Venus Williams - Wikipedia
Serena Williams Reaches for Margaret Court at the Top - The New York Times
Tennis players who have won all four Grand Slam - Slazenger Heritage
What you won't see soon (ever?) in tennis: the trifecta
Top 5 women tennis players with most Grand Slams | Chase Your Sport - Sports Social Blog
Serena Williams: 23 Grand Slam Titles, in the Books - The New York Times
Ashleigh Barty Wins the French Open for Her First Grand Slam Singles Title - The New York Times
Tennis players who have won all four Grand Slam - Slazenger Heritage
Top 5 women tennis players with most Grand Slams | Chase Your Sport - Sports Social Blog
Has Any Tennis Player Ever Won All 4 Grand Slams? - Metro League
