@techreport{1989-Bruza-TRIDL,
  author		= "Bruza, P.D. and Weide, Th.P. van der",
  title			= "{The Semantics of TRIDL}",
  institution		= "Department of Information Systems, University of Nijmegen, The Netherlands",
  year			= "1989",
  research_group	= "iris",
  class			= "Report"
}