@workingPaper{UszkoreitBackofenBusemannDiagneHinkelmanKasperKieferKriegerNetterNeumannOepenSpackman_1994,
title={DISCO - an HPSG-based NLP system and its application for appointment scheduling},
author={Uszkoreit, Hans and Backofen, Rolf and Busemann, Stephan and Diagne, Abdel Kader and Hinkelman, Elizabeth A. and Kasper, Walter and Kiefer, Bernd and Krieger, Hans-Ulrich and Netter, Klaus and Neumann, Günter and Oepen, Stephan and Spackman, Stephen P.},
doi={http://dx.doi.org/10.22028/D291-24959},
year={1994}
}