@InProceedings{gerow-ahmad:2012:POSTERS,
  author    = {Gerow, Aaron  and  Ahmad, Khurshid},
  title     = {Diachronic Variation in Grammatical Relations},
  booktitle = {Proceedings of COLING 2012: Posters},
  month     = {December},
  year      = {2012},
  address   = {Mumbai, India},
  publisher = {The COLING 2012 Organizing Committee},
  pages     = {381--390},
  url       = {http://www.aclweb.org/anthology/C12-2038}
}