Columbia subject headings:
Harvard subject headings:
Arctic regions--Discovery and exploration.
Explorers--Soviet Union--Biography
Fedorov, E. K. (Evgeniĭ Konstantinovich), 1910-1981.
Princeton subject headings:
Arctic regions--Discovery and exploration.
Explorers--Soviet Union--Biography.
Fedorov, E. K. (Evgeniĭ Konstantinovich), 1910-1981.