7 years after stepping down, Benedict fuels '2 popes' headache
How many popes are there now?
Two popes are one too many
Up to and including Francis, how many popes have there been altogether? | globalquiz.org
Here's what's true and what's apocryphal in Netflix's new movie.
Dueling Popes? Maybe. Dueling Views in a Divided Church? Definitely. - The New York Times
Who rules in Rome: Pope Francis or the Roman Curia? A papal blueprint faces red tape
A History of the Popes: From Peter to the Present - 9781580512282
Popes of the Catholic Church | USCCB
New film 'The Two Popes' explores Catholic ideology's 'gray areas' | PBS NewsHour
Papal saints: Once a given, now extremely rare | Pew Research Center
The Danger of Good Popes | Brantly Millegan | First Things
A look at popes and their encyclicals | Pew Research Center
Full text of Pope's in-flight interview from Manila to Rome | Catholic News Agency
Holy Smoke, Antipopes And More: A Guide To Popes And The Papacy | HistoryExtra
The Queen's Papal Meetings Through the Years Photos - ABC News
Eight of the worst popes in church history | CNN
Pope - Wikipedia
Dueling Popes? Maybe. Dueling Views in a Divided Church? Definitely. - The New York Times
Papal Saints | Salt + Light Media
The Two Popes” Gives Way to Pope vs. Pope on the Issue of Celibacy in the Priesthood | The New Yorker
The extraordinary year of three popes in 1978 - BBC News
ASK | Writings of three popes reveal a lesson from the Holy Spirit | Articles | Archdiocese of St Louis
Two popes too many': Is the world ready for three living popes?
