Information systems : their interconnection and compatibility : proceedings of a Symposium on Information Systems : Connection and Compatibility, Varna, Bulgaria, 30 September-3 October 1974 - Symposium on Information Systems : Connection and Compatibility ( 1974 : Varna, Bulgaria); United Nations Educational, Scientific and Cultural Organisation; International Atomic Energy Agency; Food and Agriculture Organization (Vienna : IAEA, 1975)
English, French, or Russian; abstracts in English.
Keywords: Information storage and retrieval systems -- Science -- Congresses; Information services -- International cooperation -- Congresses; Communication in science -- Congresses