Columbia subject headings:
Sokolov, Alekseĭ Dmitrievich, 1912-
Harvard subject headings:
Sokolov, Alekseĭ Dmitrievich, 1912-
Sokolov, Alekseĭ Ivanovich, 1912-
Princeton subject headings:
Sokolov, Alekseĭ Ivanovich, 1912-