Slaviane v epokhu feodalizma k stoletiiu akademika V.I. Pichety
Cherepnin, Lev Vladimirovich.
Picheta, Vladimir Ivanovich.
Moskva Nauka
1978
At head of title: Akademiia nauk SSSR, institut slavianovedeniia i balkanistiki
Slavs
Feudalism