@techreport{1999-Wondergem-Compactness,
  author		= "Wondergem, B.C.M. and Bommel, P. van and Weide, Th.P. van der",
  title			= "{Effective and Efficient Descriptors for Information Discovery}",
  institution		= "University of Nijmegen",
  year			= "1999",
  research_group	= "iris",
  class			= "Report"
}