@inproceedings{ijcai2001p80,
  title     = {Hierarchical Diagnosis Guided by Observations},
  author    = {Chittaro, Luca and Ranon, Roberto},
  booktitle = {Proceedings of the Seventeenth International Joint Conference on
               Artificial Intelligence, {IJCAI-01}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  pages     = {573--577},
  year      = {2001},
  url       = {https://ijcai.org/proceedings/2001/80},
}