Columbia subject headings:
Harvard subject headings:
Cherepnin, L. V. (Lev Vladimirovich),--Bibliography.
Cherepnin, L. V. (Lev Vladimirovich).
Feudalism--Russia.
Historians--Soviet Union--Biography
Land tenure--Soviet Union--History
Russia--History.
Princeton subject headings:
Cherepnin, L. V. (Lev Vladimirovich)
Feudalism--Soviet Union.
Land tenure--Soviet Union--History.