Novak Djokovic closing in on his greatest ATP rankings achievement

Greatness can be measured by the longevity of success and on that criteria, Djokovic is in a league of his own as he closes in on 400 weeks as world No 1.

Novak Djokovic creating big gap between himself and Rafael Nadal-Roger Federer: Fans react to Serb securing 8th year-end No. 1 ranking

Novak Djokovic wins his 23rd Grand Slam title by beating Casper Ruud in the French Open final - Washington Times

Carlos Alcaraz beats Novak Djokovic to win Wimbledon, his second major trophy : NPR

Djokovic wins US Open for his 24th Grand Slam title

Novak Djokovic, Tennis's Heavyweight Champion of the World - WSJ

Novak Djokovic Saves The Day In This Australian Open - UBITENNIS

Djokovic–Federer rivalry - Wikipedia

Achievements left for Novak Djokovic. Just unreal : r/tennis

US Open: Winning calendar Grand Slam would be my greatest achievement – Djokovic

Novak Djokovic, Ben Shelton Are US Open's Biggest Winners

Novak Djokovic's Grand Slam titles, tennis records and stats

First Among Equals: World No. 1 Record Breakers & Shakers, ATP Tour