@InProceedings{thielscher:AAAI97,
  author = 	"Michael Thielscher",
  title =       "Qualified Ramifications",
  booktitle =   "Proceedings of the Fourteenth National Conference on
                  Artificial Intelligence (AAAI)",
  year = 	1997,
  editor = 	"B.\ Kuipers and B.\ Webber",
  pages =	"",
  publisher = 	"MIT Press",
  address =	"Providence, RI",
  month =       jul
}