@inproceedings{TEMP:conf/prefs/DelgrandeST06,
  author = {Delgrande, J. and Schaub, T. and Tompits, H.},
  title = {A Preference-Based Framework for Updating Logic Programs: Preliminary Report},
  booktitle = {{PREFS}},
  pages = {31--44},
  year = {2006}
}