References

• Topic Maps

  • http://www.topicmaps.org
  • Park, Jack (Editor) and Sam Hunting (Technical Editor), 2002. XML Topic Maps, Addison-Wesley

• Tuplespace

  • Gelernter, David, 1992. Mirror Worlds, Oxford University Press
  • Freeman, Eric, Susanne Hupfer, and Ken Arnold, 1999. JavaSpaces Principles, Patterns and Practice, Addison-Wesley