@techreport{DoerreEisele91,
  author	= {D{\"o}rre, Jochen and Eisele, Andreas},
  year		= {1991},
  title		= {A comprehensive unification-based grammar formalism},
  number	= {Deliverable R3.1.B},
  institution	= {Esprit Basic Research Action DYANA (BRA3175: Dynamic interpretation of natural language)}
}