Columbia subject headings:
Demchenko, A. (Aleksandr)
Frolov, Ivan, 1918-1957.
Kozhevnikov, Ivan Stephanovich, 1924-
Harvard subject headings:
Demchenko, Aleksanch Mikhailovich, 1914-
Frolov, Ivan, 1918-1957.
Kozhevnikov, Ivan Stepanovich, 1924-
Princeton subject headings: