Columbia subject headings:
Harvard subject headings:
Paleography, Slavic--Periodicals.
Russian language--Historiography--Periodicals.
Russian language--History--Periodicals.
Russian language--History--Sources--Periodicals.
Princeton subject headings:
Paleography, Slavic--Periodicals.
Periodicals.
Russian language--Historiography--Periodicals.
Russian language--History--Periodicals.
Russian language--History--Sources--Periodicals.