@article{crosslingualbertcontextualembeddingspace,
  title = {Cross-Lingual BERT Contextual Embedding Space Mapping with Isotropic and Isometric Conditions},
  author = {Haoran Xu and Philipp Koehn},
  year = {2021},
  eprint = {2107.09186},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2107.09186v1},
}