Sources consultées pour l'information factuelle sur The Grandfather Drum

• CANADIAN BROADCASTING CORPORATION. « The Grandfather Drum animated short showing at Sundance Film Festival », CBC, 18 janvier 2016. [en anglais]
• "Hot Docs" Hot Docs Canadian International Documentary Festival. http://www.hotdocs.ca/.
• Hot Docs Screening Schedule, Toronto, Hot Docs Canadian International Documentary Festival, 2016. [en anglais] [brochure]
• "IMDb: The Grandfather Drum" Internet Movie Database, Inc. https://www.imdb.com/title/tt5143976/reference.
• "Sundance Film Festival" Sundance Institute. https://festival.sundance.org/.
• "The Grandfather Drum" Thunderstone Pictures. http://grandfatherdrum.com/. [official site]