@PROCEEDINGS{geertzen:2007:iwcs7,
   title       = {Proceedings of the Seventh International Workshop on
                  Computational Semantics (IWCS-7)},
   editor      = {Geertzen, Jeroen and Thijsse, Elias and Bunt, Harry and Schiffrin, Amanda},
   booktitle   = {Proceedings of the Seventh International Workshop on
                  Computational Semantics (IWCS-7)},
   address     = {Tilburg University, Tilburg, The Netherlands},
   month       = jan,
   year        = {2007},
   day         = {10--12},
   key         = {{IWCS}}
}

@INPROCEEDINGS{geertzen:2007:ditat,
   author      = {Geertzen, Jeroen},
   title       = {DitAT: a flexible tool to support web-based 
                  dialogue annotation},
   pages       = {320--323},
   crossref    = {geertzen:2007:iwcs7}
}