Columbia subject headings:
Magadanskai︠a︡ oblastʹ (Russia)--History--20th century--Chronology.
Harvard subject headings:
Magadanskai︠a︡ oblastʹ (Russia)--History--20th century--Chronology.
Princeton subject headings:
Magadanskai︠a︡ oblastʹ (Russia)--History.
Magadanskai︠a︡ oblastʹ (Russia)--Politics and government.