Columbia subject headings:
Folk songs, Russian--Texts.
Folk songs, Russian.
Folklorists--Soviet Union--Biography.
Simakov, V. I. (Vasiliĭ Ivanovich), 1879-1955.
Harvard subject headings:
Folklorists--Soviet Union--Biography.
Simakov, Vasiliĭ Ivanovich, 1897-1955.
Princeton subject headings: