Title: Dogovornyi︠a︡ gramoty ri︠a︡zanskikh kni︠a︡zeĭ XV vi︠e︡ka kak istochnik dli︠a︡ istorīi Voronezhskago krai︠a︡ S. Vvedenskago
Subjects: History, Sources
Places: Voronezhskai︠a︡ oblastʹ (Russia)