@InProceedings{kamp:02expl,
  author =       {Jaap Kamps and Maarten Marx and Christof Monz 
                  and Maarten de Rijke},
  title =        {Exploiting structure for information retrieval},
  booktitle =    {Proceedings of the Third Dutch-Belgian Information Retrieval 
                  Workshop ({DIR 2002})},
  pages =        {19--26},
  year =         2002
}