@inproceedings{ijcai1997p14,
  title     = {Representation Theorems for Multiple Belief Changes},
  author    = {Zhang, Dongmo and Chen, Shifu and Zhu, Wujia and Chen, Zhaoqian},
  booktitle = {Proceedings of the Fifteenth International Joint Conference on
               Artificial Intelligence, {IJCAI-97}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Martha E. Pollack},
  pages     = {89--93},
  year      = {1997},
  note      = {Automated Reasoning},
  url       = {https://ijcai.org/proceedings/1997/14},
}