@inproceedings{hidstahierarchicalapproachforscalable,
  title = {Hi-DST: A Hierarchical Approach for Scalable and Extensible Dialogue State Tracking},
  author = {Suvodip Dey and Maunendra Sankar Desarkar},
  year = {2021},
  booktitle = {SIGDIAL (ACL) 2021 7},
  url = {https://aclanthology.org/2021.sigdial-1.23},
}