ntellivisionlives.comنسخة محفوظة 21 مايو 2011 على موقع واي باك مشين. "Atari licensed the name Othello for a video game version, but the game itself was in public domain, so Mattel also did a version. In trying to come up with a title for it, Mattel discovered that the classic name of the game, Reversi, had never been trademarked. So Reversi (TM Mattel) became the name of the cartridge.""نسخة مؤرشفة". مؤرشف من الأصل في 2017-03-10. اطلع عليه بتاريخ 2018-02-04.
ntellivisionlives.comنسخة محفوظة 21 مايو 2011 على موقع واي باك مشين. "Atari licensed the name Othello for a video game version, but the game itself was in public domain, so Mattel also did a version. In trying to come up with a title for it, Mattel discovered that the classic name of the game, Reversi, had never been trademarked. So Reversi (TM Mattel) became the name of the cartridge.""نسخة مؤرشفة". مؤرشف من الأصل في 2017-03-10. اطلع عليه بتاريخ 2018-02-04.
