@InProceedings{xu-EtAl:2018:EMNLP4,
  author    = {Xu, Ruochen  and  Yang, Yiming  and  Otani, Naoki  and  Wu, Yuexin},
  title     = {Unsupervised Cross-lingual Transfer of Word Embedding Spaces},
  booktitle = {Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing},
  month     = {October-November},
  year      = {2018},
  address   = {Brussels, Belgium},
  publisher = {Association for Computational Linguistics},
  pages     = {2465--2474},
  url       = {http://www.aclweb.org/anthology/D18-1268}
}