@Book{Long:2017,
  editor    = {Regina Barzilay  and  Min-Yen Kan},
  title     = {Proceedings of the 55th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)},
  month     = {July},
  year      = {2017},
  address   = {Vancouver, Canada},
  publisher = {Association for Computational Linguistics},
  url       = {http://aclweb.org/anthology/P17-1}
}