Brian Sheppard: World-championship-caliber Scrabble☆☆SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the USA by Hasbro Inc., in Canada by Hasbro Canada Corporation, and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. In: Artificial Intelligence. Band134, Nr.1, 1. Januar 2002, ISSN0004-3702, S.241–275, doi:10.1016/S0004-3702(01)00166-7 (sciencedirect.com [abgerufen am 14. April 2020]).
Brian Sheppard: World-championship-caliber Scrabble☆☆SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the USA by Hasbro Inc., in Canada by Hasbro Canada Corporation, and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. In: Artificial Intelligence. Band134, Nr.1, 1. Januar 2002, ISSN0004-3702, S.241–275, doi:10.1016/S0004-3702(01)00166-7 (sciencedirect.com [abgerufen am 14. April 2020]).
Kim Willsher: The French Scrabble champion who doesn't speak French. In: The Guardian. 21. Juli 2015, ISSN0261-3077 (theguardian.com [abgerufen am 13. April 2020]).
web.archive.org
National Scrabble Association: History of SCRABBLE. Archiviert vom Original am 8. Dezember 2017; abgerufen am 30. November 2019 (englisch).
Brian Sheppard: World-championship-caliber Scrabble☆☆SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the USA by Hasbro Inc., in Canada by Hasbro Canada Corporation, and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. In: Artificial Intelligence. Band134, Nr.1, 1. Januar 2002, ISSN0004-3702, S.241–275, doi:10.1016/S0004-3702(01)00166-7 (sciencedirect.com [abgerufen am 14. April 2020]).
Kim Willsher: The French Scrabble champion who doesn't speak French. In: The Guardian. 21. Juli 2015, ISSN0261-3077 (theguardian.com [abgerufen am 13. April 2020]).