@InProceedings{Amati&96:ISIS,
  author       = "G. Amati and C. J. van Rijsbergen and F. Ubaldini",
  title        = "The Maximum Expected Utility Principle and Information Retrieval",
  booktitle =    "Proceedings of the Conference on Information,
                 Statistics and Induction in Science",
  publisher =    "World Scientific Publishing Co.",
  address =      "Singapore",
  pages =        "129--140",
  year =         "1996",
    editor    = "Dowe, D.L. and  Korb, K.B. and   Oliver, J.J. 
", 
}