Extending answers to neighbour entities in a cooperative answering context

@article{Cuppens1991ExtendingAT,
  title={Extending answers to neighbour entities in a cooperative answering context},
  author={Fr{\'e}d{\'e}ric Cuppens and Robert Demolombe},
  journal={Decision Support Systems},
  year={1991},
  volume={7},
  pages={1-11}
}