Orudija truda i chozjajstvo drevnezemledelʹčeskich plemen Jugo-Vostočnoj Evropy v ėpochu ėneolita (po materialam kulʹtury Varna) - Skakun, Natalija N. (Izdat. "Nestor-Istorija", 2006)
PST: Tools and economy of the eneolithic farmers of South-Eastern Europe. - In kyrill. Schr., russ. - Zsfassung in engl. Sprache
Includes bibliographical references (p. 72-[84])