German Conference on Artificial Intelligence 2002 Aachen, Germany) (German Conference on Artificial Intelligence 2002 Aachen, Germany))

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  Ki 2002: Advances in Artificial Intelligence 25th Annual German Conference on Ai, Ki 2002, Aachen, Germany, September 16-20, 2002 Proceedings
  by German Conference on Artificial Intelligence 2002 Aachen, Germany), Gerhard Lakemeyer, Jana Koehler
  Hardcover, Springer Verlag, ISBN 3540441859 (3-540-44185-9)