@techreport{vanKatwijk79,
  author	= {van Katwijk, A. and van Nes, F. and Bunt, H. and Leopold, F.},
  year		= {1979},
  title		= {Naive Subjects Interacting with a Conversing Information System},
  note		= {Eindhoven, Netherlands},
  institution	= {???}
}