@inproceedings{adaptivelysparsetransformers,
  title = {Adaptively Sparse Transformers},
  author = {Gonçalo M. Correia and Vlad Niculae and André F. T. Martins},
  year = {2019},
  booktitle = {IJCNLP 2019 11},
  eprint = {1909.00015},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1909.00015v2},
}