Ronaldo v Messi – the absurd timeline of how they have driven each other to break records - The Athletic
Who will be remembered longer, Messi, Ronaldo or Luka Modriç? Whose legacy will be best? - Quora
Is there any rivalry as strong as that of Christiano Ronaldo and Lionel Messi? - Quora
Lionel Messi and Cristiano Ronaldo make Champions League history they didn't want in glimpse of new future
Lionel Messi would have 15 Ballon d'Or awards if he had Cristiano Ronaldo's work ethic! - Patrice Evra
The demise of Cristiano Ronaldo is getting harder to watch. Man Utd are nannying a GOAT
A legacy left behind: Lionel Messi, Cristiano Ronaldo and a battle for international supremacy
What were the most interesting cricket rivalries in the past like that of Lionel Messi and Cristiano Ronaldo in football? - Quora
Messi Lifts the World Cup and Ends the Ronaldo Debate - WSJ
Cristiano Ronaldo hails Lionel Messi: 'The rivalry is over' - NBC Sports