Tennis: Nadal has collected the most ATP rankings points in 2019 | MARCA in English
Ranking Reaction: Taylor Fritz breaks into Top 10 at No. 8, Novak Djokovic kicks off 200th straight week in Top 10
Tennis: Serbian Sensation Novak Djokov Leads ATP Rankings, Roger Federer Drops to Sixth | India.com
Wimbledon 2019: Why Rafael Nadal's gripe with organisers' special seeding formula over ATP Rankings makes sense-Sports News , Firstpost
ATP Tour By The Numbers September 2019 | ATP Tour | Tennis
World Ranking: Nadal remains first at the end of the year, Thiem fourth, Zverev seventh · tennisnet.com
ATP Active Tennis Players Power Rankings for June 2019
Justin Roberts – Top 800 in ATP Singles' Ranking – Bahamas Lawn Tennis Association
Serbia motivated by 2019 Davis Cup heartbreak, says Djokovic | Reuters
ATP announces changes to tennis rankings due to coronavirus
Top 10 Men's tennis players (ATP Ranking history) from 2002 to 2019 - YouTube
List of ATP number 1 ranked singles tennis players - Wikipedia
Five Best Tennis Players of 2019: Their Magic Does Not Depend on the Place in ATP Ranking
ATP Tour By The Numbers September 2019 | ATP Tour | Tennis
Novak Djokovic tops first 2019 ATP rankings; Rafael Nadal in second place - The Statesman
Injured former Slam finalist drops out of ATP rankings
Oracle/ITA Division II Men's Doubles Rankings — April 3, 2019 - ITA #WeAreCollegeTennis
In Italian Tennis, It's the Men's Turn to Shine - The New York Times
Latest ATP & WTA Rankings - Tsonga, Stosur Jump Up the Rankings
ATP unveils revised rankings systems due to COVID-19 stoppage - Sports - The Jakarta Post
