US Open 2018: Novak Djokovic overtakes Roger Federer in terms of prize money - BBC Sport
Novak Djokovic pleads for Roger Federer retirement U-turn - 'There is always hope' | Tennis | Sport | Express.co.uk
File:Federer and Djokovic Cincinnati Masters 2015.jpg - Wikimedia Commons
Laver Cup: Federer, Nadal, Djokovic, Murray during legend training - the Big 4 among themselves · tennisnet.com
Novak Djokovic wants biggest rivals at his swansong | The Japan Times
Federer: Novak Not Unbeatable, Rafa is Greatest Rival
Australian Open: Djokovic talks Federer before semifinal match
Roger Federer vs Novak Djokovic for the 50th time | Australian Open 2020 - YouTube
:focal(1765x484:1767x482)/origin-imgresizer.eurosport.com/2018/11/13/2460959-51117890-2560-1440.jpg "Tennis news - Novak Djokovic backs Roger Federer in preferential treatment row - Eurosport")
Tennis news - Novak Djokovic backs Roger Federer in preferential treatment row - Eurosport
Novak Djokovic vs Roger Federer Full Match | Australian Open 2016 Semi Final - YouTube
Novak Djokovic says Roger Federer will NOT retire in 2021, expects Majors fight from him | Tennis News
Former world number one tips Novak Djokovic to surpass Roger Federer record - Tennishead
Roger Federer, Novak Djokovic Played At Wimbledon, Nitto ATP Finals To Form One Of Best Rivalries | ATP Tour | Tennis
As Roger Federer Retires, Two Great Rivalries Come to an End - The New York Times
Roger Federer and Novak Djokovic Become Besties - The New York Times
Novak Djokovic vs Roger Federer classic matches ahead of their Australian Open showdown | Tennis News | Sky Sports
Djokovic is so close to passing surpassing Roger Federer in history,' claims coach - Tennishead
Federer, Nadal, Djokovic & Murray: Playing together one last time
Top 10 men's Grand Slam match wins: Novak Djokovic edges closer to Roger Federer, Andy Murray eyes Pete Sampras tally
Novak Djokovic and Roger Federer face off with Wimbledon memories fresh | ATP World Tour Finals | The Guardian
Novak Djokovic wants biggest rivals at his swansong similar to Roger Federer send-off | Tennis News | Sky Sports
Roger Federer bows to injury and Djokovic but winning belief remains | Australian Open 2020 | The Guardian
French Open: Rafael Nadal, Novak Djokovic and Roger Federer all in same half of draw | Tennis News | Sky Sports
Becker: Djokovic, Federer Don't Like Each Other
