@inproceedings{heesch-04b,
   author = {D Heesch and S R\"{u}ger},
   title = "Three interfaces for content-based access to image collections",
   booktitle = "Proc Int'l Conf Image and Video Retrieval",
   location = "Dublin, Ireland",
   publisher = "LNCS 3115, Springer",
   pages = "491--499",
   year = "2004"
  }