@workingPaper{NebelPeltasonvon Luck_1991,
title={International Workshop on Terminological logics : Schloß Dagstuhl, Germany, May 6 - 8, 1991},
author={Nebel, Bernhard and Peltason, Christof and von Luck, Kai},
doi={http://dx.doi.org/10.22028/D291-25400},
year={1991}
}