• more than 3300 entries written by specialists
• places and dates of birth for each figure
• dating of works
• 300 summaries of philosophical key works
• synoptical chronology
• a circuit of 4500 crossreferences between entries

Search software:
[version: 18.1.gzfil]
• Direct search of the headword index
• Approximate search of headwords activated when no exact match is found
• Advanced search by field:
  - Headwords
  - Entire text
• Use of wild-card characters and logical operators
• Instant search of every word within an entry
• An Internet connection is needed to access the external documents

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