@inproceedings{'Bos2009CNL',
   title     = {'A Controlled Fragment of DRT'},
   author    = {'Bos', 'Johan'},
   booktitle = {'Pre-Proceedings of the Workshop on Controlled Natural Language (CNL 2009)'},
   editor    = {'Fuchs', 'Norbert E.'},
   series    = {'CEUR Workshops Proceedings'},
   volume    = {448},
   pages     = {1--5},
   year      = {2009}
}