Explainer: How tennis rankings actually get it right
What the ATP's year-end Top 30 would look like if there had been points at Wimbledon
Francesca Di Lorenzo vs. Christina McHale Full Match | 2018 US Open Round 1 - YouTube
Australian Open 2018: Djokovic, Federer win; Muguruza out - Sports Illustrated
Wozniacki overtakes Halep to return to WTA World No.1
Paula Badosa picks between Grand Slam title and No. 1 ranking
Carlos Alcaraz Wins US Open, Becoming Youngest Man Ranked Tennis No. 1 - Bloomberg
Roger Federer Secures No. 1 Ranking at Age 36 - The New York Times
Kaia Kanepi sends No. 1 Simona Halep home in stunner - Official Site of the 2023 US Open Tennis Championships - A USTA Event
2018 champion Kerber vs. No. 1 Barty in Wimbledon semifinals – Oneida Dispatch
Roger Federer retiring from pro tennis at age 41: 'The tires finally wore out' - oregonlive.com
World no. 1 junior Chun Hsin Tseng eyes Grand Slams history - Official Site of the 2023 US Open Tennis Championships - A USTA Event
2018 ATP World Tour - Wikipedia
Norrie: Goal is World No. 1
Novak Djokovic Clinches Record Seventh Year-End No. 1 In FedEx ATP Rankings | ATP Tour | Tennis
2018 Novak Djokovic tennis season - Wikipedia
Djokovic Completes Remarkable Return To No. 1 | ATP Tour | Tennis
Rafael Nadal and Roger Federer seeded 1-2 for Australian Open
Swiatek, Gauff lose at Australian Open; Korda in 1st Slam QF
Gauff becomes ITF Juniors world No. 1
Bencic tops Jabeur 6-1, 5-7, 6-4 for Charleston Open title | The Seattle Times
World No. 1 Ash Barty named 2021 WTA Player of the Year - Just Women's Sports
Alcaraz wins Indian Wells over Medvedev, regains No. 1 rank
No 1 Swiatek upset by Krejcikova in Dubai final | AP News
Australian Open 2018: Rafael Nadal wins, Americans lose - Sports Illustrated
U.S. Open 2018: No. 1-seed Simona Halep upset in 1st round by No. 44 Kaia Kanepi – The Denver Post
