@article{johansen2016neural,
  title={Neural machine translation with characters and hierarchical encoding},
  author={Johansen, Alexander Rosenberg and Hansen, Jonas Meinertz and Obeid, Elias Khazen and S{\o}nderby, Casper Kaae and Winther, Ole},
  journal={arXiv preprint arXiv:1610.06550},
  year={2016}
}