Novak Djokovic claims record seventh year-end number one ranking - BBC Sport
Alcaraz, Ruud to play for world No. 1 ranking in 2022 US Open men's singles final - Official Site of the 2022 US Open Tennis Championships - A USTA Event
Tennis Masters Series singles records and statistics - Wikipedia
ATP Tour Masters 1000 - Wikipedia
Tennis 2022: Nick Kyrgios ATP rankings soar, Canada Open, video, highlights, US Open favourite
ATP List: Novak sets new ranking record! – Novak Djokovic
Masters 1000 Court Speed in 2018 - Perfect Tennis
Novak Djokovic and Casper Ruud play in the final of the Turin Tennis Masters: time and TV - Athletistic
LTA Rankings & Understanding Ranking Points
World number one ranking the top prize at NEC Wheelchair Tennis Masters
ATP Rankings 2019: Rafael Nadal No.1 men's player after overtaking Novak Djokovic | London Evening Standard | Evening Standard
Explained: How Novak Djokovic can secure the year-ending No. 1 ranking at the Paris Masters
Nadal: 'Number one ranking no longer the fight' - Sportstar
ITF World Tennis Masters Tour Rankings | ITF
ATP rankings - Wikipedia
Novak Djokovic retains World No. 1 title despite absence from Indian Wells Masters | Tennis News
Nick Kyrgios thumps Alex de Minaur at Montreal Masters for rankings boost ahead of US Open - ABC News
ATP Masters 1000: Tournaments, Records, Stats | ATP Tour | Tennis
Novak Djokovic Strengthens GOAT Case By Securing Record 7th Year-End No. 1 Ranking
ATP Masters 1000: Tournaments, Records, Stats | ATP Tour | Tennis
Tennis: Tennis-Removing ranking points from Wimbledon not a great move says Murray | The Star
