@incollection{BaaderKuesters-IMAT-06,
    author = {Baader, F. and K{\"u}sters, R.},
    title = {Nonstandard Inferences in Description Logics: The Story So Far},
    editor = {Gabbay, D.M. and Goncharov, S.S. and M. Zakharyaschev},
    booktitle = {Mathematical Problems from Applied Logic {I}},
    series = {International Mathematical Series},
    volume = {4},
    publisher = {Springer-Verlag},
    pages = {1--75},
    year = {2006},
}