Columbia subject headings:
Harvard subject headings:
Christian life--Orthodox Eastern authors--Early works to 1800.
Nikon, Patriarch of Moscow and of Russia, 1605-1681.
Patriarchs and patriarchate--Russia--History--17th century--Sources.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History--17th century--Sources.
Princeton subject headings:
Christian life--Orthodox Eastern authors--Early works to 1800.
Nikon, Patriarch of Moscow and of Russia, 1605-1681.
Patriarchs and patriarchate--Russia--History--17th century--Sources.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History--17th century--Sources.