Z39.50 as inter-linked library systems

Z39.50 is an international standard for communication between computer systems primarily, library and information related systems. Z39.50 is becoming increasingly important to the future development and deployment of inter-linked library systems. This technical briefing aims to explain the substance and significance of the standard to library and information system managers.

Basic Z39.50

  • The typical (simplified) search process involved in a Z39.50 session is as follows:
  • OPAC user selects Target library (Z-server) from an OPAC menu.
  • OPAC user enters search terms
  • OPAC software sends search terms and Target library details to a


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