@inproceedings{breakingthesoftmaxbottleneckahighrank,
  title = {Breaking the Softmax Bottleneck: A High-Rank RNN Language Model},
  author = {Zhilin Yang and Zihang Dai and Ruslan Salakhutdinov and William W. Cohen},
  year = {2017},
  booktitle = {ICLR 2018 1},
  eprint = {1711.03953},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1711.03953v4},
}