@article{mockingjayunsupervisedspeechrepresentati,
  title = {Mockingjay: Unsupervised Speech Representation Learning with Deep Bidirectional Transformer Encoders},
  author = {Andy T. Liu and Shu-wen Yang and Po-Han Chi and Po-chun Hsu and Hung-Yi Lee},
  year = {2019},
  eprint = {1910.12638},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1910.12638v2},
}