@InProceedings{kiefer:TAG+9:2008,
  author    = {Kiefer, Peter},
  title     = {Modeling Mobile Intention Recognition Problems with Spatially Constrained Tree-Adjoining Grammars},
  booktitle = {Proceedings of the Ninth International Workshop on Tree Adjoining Grammar and Related Frameworks (TAG+9)},
  month     = {June},
  year      = {2008},
  address   = {Tübingen, Germany},
  pages     = {105--112},
  url       = {http://www.aclweb.org/anthology/W08-2314}
}