@inproceedings{onthealignmentprobleminmultihead,
  title = {On The Alignment Problem In Multi-Head Attention-Based Neural Machine Translation},
  author = {Tamer Alkhouli and Gabriel Bretschner and Hermann Ney},
  year = {2018},
  booktitle = {WS 2018 10},
  eprint = {1809.03985},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1809.03985v1},
}