@InProceedings{pitler-mcdonald:2015:NAACL-HLT,
  author    = {Pitler, Emily  and  McDonald, Ryan},
  title     = {A Linear-Time Transition System for Crossing Interval Trees},
  booktitle = {Proceedings of the 2015 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies},
  month     = {May--June},
  year      = {2015},
  address   = {Denver, Colorado},
  publisher = {Association for Computational Linguistics},
  pages     = {662--671},
  url       = {http://www.aclweb.org/anthology/N15-1068}
}