@inproceedings{unsupervisedcrosslingualrepresentation,
  title = {Unsupervised Cross-Lingual Representation Learning},
  author = {Sebastian Ruder and Anders S{\o}gaard and Ivan Vuli{\'c}},
  year = {2019},
  booktitle = {ACL 2019 7},
  url = {https://aclanthology.org/P19-4007},
}