Columbia subject headings:
Harvard subject headings:
Historians--Bulgaria--Biography
Tŭpkova-Zaimova, Vasilka, 1924---Bibliography.
Tŭpkova-Zaimova, Vasilka--Bibliography.
Tŭpkova-Zaimova, Vasilka.
Princeton subject headings:
Historians--Bulgaria--Biography.
Tŭpkova-Zaimova, Vasilka--Bibliography.
Tŭpkova-Zaimova, Vasilka.