Around the World in 80 Days

Around the World in 80 Days was a title of a famous book. The Eleventh Doctor sarcastically compared the title Notes on Autonomous Reasoning Center of a file he was interested in with Around the World in 80 Days. (COMIC: The Sound of Our Voices)

Behind the scenes
Although it is not stated in the comic story, Around the World in Eighty Days is a novel written by Jules Verne.