@InProceedings{kikuchi-EtAl:2016:EMNLP2016,
  author    = {Kikuchi, Yuta  and  Neubig, Graham  and  Sasano, Ryohei  and  Takamura, Hiroya  and  Okumura, Manabu},
  title     = {Controlling Output Length in Neural Encoder-Decoders},
  booktitle = {Proceedings of the 2016 Conference on Empirical Methods in Natural Language Processing},
  month     = {November},
  year      = {2016},
  address   = {Austin, Texas},
  publisher = {Association for Computational Linguistics},
  pages     = {1328--1338},
  url       = {https://aclweb.org/anthology/D16-1140}
}