@article{Arnold07,
  author =	 {D.J. Arnold},
  title =	 { {Non-Restrictive} Relatives are not Orphans },
  journal =	 {Journal of Linguistics},
  year =	 2007,
  volume =	 43,
  number =	 2,
  pages =	 {272--309},
  url =		 {http://journals.cambridge.org/}
}