Genezis i struktura feodalʹnogo obshchestva v Drevneĭ Rusi /
Sverdlov, M. B.(Mikhaĭl Borisovich)
Leningrad Nauka
1983
At head of title: Akademii︠a︡ nauk SSSR, Institut istorii SSSR, Leningradskoe otdelenie