Columbia subject headings:
Morozov, Boris Ivanovich, 1590-1661.
Russia--History--Alekseĭ Mikhaĭlovich, 1645-1676.
Harvard subject headings:
Morozov, Boris Ivanovich, 1590-1661
Russia--History--Alekseĭ Mikhaĭlovich, 1645-1676
Princeton subject headings:
Morozov, Boris Ivanovich, 1590-1661.
Russia--History--Alekseĭ Mikhaĭlovich, 1645-1676.
Russia--Politics and government--1613-1689.