And Other Stories. Hypermodern Press. 1995. ISBN 978-1-886040-18-2. Elo, Arpad E. The Rating of Chessplayers, Past and Present. Batsford. 1978. ISBN 978-0-7134-1860-6
1991: B 10 [6 November 2022]. (原始内容存档于2022-11-06). 含有連結內容需訂閱查看的頁面 (link) Árpád Soós. catalogue.bnf.fr. Bibliothèque nationale de France. [6 November 2022]