@article{DBLP:journals/fuin/BesnardS95,
  author = {Besnard, Philippe and Schaub, Torsten},
  title = {An Approach to Context-Based Default Reasoning},
  journal = {Fundam. Inform.},
  volume = {23},
  number = {2/3/4},
  pages = {175--223},
  year = {1995}
}