The database of book editions permits easy linking of the individual book entry and the relevant edition. Information on new library acquisitions is added continuously. The library of the Institute of Czech Literature of the CAS uses Aleph cataloguing system, with the entries respecting the international standardized exchange format, MARC21.

• Person responsible for administration of information source:
  Vojtěch Malínek (malinek@ucl.cas.cz)
• Current content of information source:
  approx. 6,800 catalogue entries
• Online access:
  https://aleph22.lib.cas.cz/F/?func=file&amp=&amp=&file_name=find-b&local_base=UCLE