@techreport{Zel91-iai,
  author	= {Zelinsky-Wibbelt, Cornelia},
  year		= {1991},
  title		= {Reference as a Universal Cognitive Process: a Contrastive Study of Article Use},
  number	= {EUROTRA-d Working Papers No. 21},
  address	= {Saarbr{\"u}cken, Germany},
  institution	= {Institut f{\"u}r Angewandte Informationsforschung, Eurotra-D}
}