Background information can be found in encyclopedias, dictionaries and bibliographies. UBC Library provides access to many excellent resources in both print and online versions; a select number are listed below.
Cambridge encyclopedia of Russia and the former Soviet Union
Modern encyclopedia of Russian and Soviet history (60 v. set)
Political and economic encyclopedia of the Soviet Union and Eastern Europe
Guidebooks to Russian Archives (online) New! - database of searchable, digitized copies of guides to the central and regional archives in Russia)
Sources of information about people such as biographical dictionaries and personal narratives.