Internet consulté le 10-02-2005, http://www.jewsinsports.org/profile.asp?sport=chess&ID=116
Information trouvée : Bernstein, Ossip Samoilovich Sept. 20, 1882 - Nov. 30, 1962 France - since 1920 (b.
Zhitomir, Russia, USSR) International Grand Master: 1950