@Book{TAG+9:2008,
  editor    = {Gardent, Claire and Sarkar, Anoop},
  title     = {Proceedings of the Ninth International Workshop on Tree Adjoining Grammar and Related Frameworks (TAG+9)},
  month     = {June},
  year      = {2008},
  address   = {Tübingen, Germany},
  url       = {http://www.aclweb.org/anthology/W08-23}
}