Sovetsko-bolgarskiye otnosheniya 1944-1948 gg. : Dokumenty i materialy / [Red kollegiya: L. F. Il'ichev . [yet al. ]. - Moskva : Politizdat, 1969. - 508 p. ; Text in Russian and/or Bulgarian. ISBN: RUSSIAN5091 Subjects--Topical Terms: International relation. Dewey Class. No.: 327.4704977 / So