@inproceedings{hung2009towards,
  title={Towards a Context-Based dialog management layer for expert systems},
  author={Hung, Victor and Gonzalez, Avelino and DeMara, Ronald},
  booktitle={Information, Process, and Knowledge Management, 2009. eKNOW'09. International Conference on},
  pages={60--65},
  year={2009},
  organization={IEEE}
}