A History of the Popes: From Peter to the Present: O'Malley SJ, John W.: 9781580512282: Books: Amazon.com
The extraordinary year of three popes in 1978 - BBC News
Dueling Popes? Maybe. Dueling Views in a Divided Church? Definitely. - The New York Times
Every Pope ever: the full list | News | theguardian.com
The story of past Popes in Santa Croce - Santa Croce
Two popes are one too many
5 Things About Popes And Their Names; Like, Why Do They Change Them? : The Two-Way : NPR
Pope Benedict XVI isn't the first: All the Popes who have retired – Film Daily
Why are there so many new shows about popes?
Popes In The Holy Land: After 2,000 Years, A New Tradition : Parallels : NPR
Two popes, plotting cardinals and the fallout of an explosive book | Vatican | The Guardian
Holy Smoke, Antipopes And More: A Guide To Popes And The Papacy | HistoryExtra
Two Popes? You mean like the Two Headed Year of Mercy Logo? - The Bellarmine Forum
Pope - Wikipedia
All Popes of the Catholic Church: St Peter - Francis - YouTube
Has there ever been a black or African pope?
A look at popes and their encyclicals | Pew Research Center
The Two Popes' True Story: Separating Fact and Fiction in the Netflix Movie
Looking Back at The Three Catholic Popes Who Have Visited The Philippines
Queen Elizabeth II and the many popes she's met during her long reign
The Two Popes' is beautifully set – but the film's omissions left me with a taste of exclusion
Full text of Pope's in-flight interview from Manila to Rome | Catholic News Agency
7 years after stepping down, Benedict fuels '2 popes' headache
The Pope's Net Worth - How much of the Vatican's wealth belongs to him?
