@incollection{Brachman79,
  author	= {Brachman, Ronald J.},
  editor	= {Findler, N.},
  year		= {1979},
  title		= {On the epistemological status of semantic networks},
  booktitle	= {Associative Networks: Representation and use of knowledge by computers},
  publisher	= {Academic Press},
  address	= {New York}
}