@inproceedings{discoveringlatentstructureintaskoriented,
  title = {Discovering Latent Structure in Task-Oriented Dialogues},
  author = {Ke Zhai and Jason D. Williams},
  year = {2014},
  booktitle = {ACL 2014 6},
  url = {https://aclanthology.org/P14-1004},
}