Basic problems of west-european feudalism as reflected in soviet historical science / E.A. Kosminsky. - Kosminsky, E.A. (OLS)http://pul/name/67982; Congresso internazionale di scienze storiche (10. : 1955 : Roma). (OLS)http://pul/name/12246 (Publishing House of USSR Academy of Sciences, 1955)
In testa alla cop. : Reports of the soviet delegation at the X International Congress of historical science in Rome.
Testo in inglese e russo.