Columbia subject headings:
Harvard subject headings:
Communists--Soviet Union--Biography
Flakserman, I︠U︡. N. (I︠U︡riĭ Nikolaevich), 1895-.
Princeton subject headings:
Communists--Soviet Union--Biography.
Flakserman, I︠U︡. N. (I︠U︡riĭ Nikolaevich), 1895-.