@inproceedings{Damasio06b,
 Author = {Carlos Viegas Dam{\'a}sio and   Jeff Z. Pan and Giorgos Stoilos and Umberto Straccia},
 Booktitle = {Second International Conference on Rules and Rule Markup Languages for the Semantic Web
(RuleML-06)},
 Publisher = {IEEE},
Pages = {97--106},
 Title = {An Approach to Representing Uncertainty Rules in RuleML},
 Year = {2006}}