@article{asurveyonspokenlanguageunderstanding,
  title = {A Survey on Spoken Language Understanding: Recent Advances and New Frontiers},
  author = {Libo Qin and Tianbao Xie and Wanxiang Che and Ting Liu},
  year = {2021},
  eprint = {2103.03095},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2103.03095v2},
}