"Molyneux and Minter - the Story of the Lost GameCube Exclusive 'Unity'". 14 November 2023. https://www.timeextension.com/features/molyneux-and-minter-the-story-of-the-lost-gamecube-exclusive-unity
Newman, James (2012). Best Before: Videogames, Supersession and Obsolescence. Routledge. pp. 30–31. ISBN 9780415577915. 9780415577915
Feldman, Curt (10 December 2004). "Unity canned by Lionhead, Llamasoft". GameSpot. Retrieved 30 May 2014. http://www.gamespot.com/articles/unity-canned-by-lionhead-llamasoft/1100-6114867/
Sheffield, Brandon (4 April 2007). "Llamas In Space: Catching Up with Llamasoft's Jeff Minter". Game Developer. Retrieved 22 March 2024. https://www.gamedeveloper.com/design/llamas-in-space-catching-up-with-llamasoft-s-jeff-minter