@inproceedings{samereferentdifferentwordsunsupervised,
  title = {Same Referent, Different Words: Unsupervised Mining of Opaque Coreferent Mentions},
  author = {Marta Recasens and Matthew Can and Daniel Jurafsky},
  year = {2013},
  booktitle = {NAACL 2013 6},
  url = {https://aclanthology.org/N13-1110},
}