@ARTICLE{dijkstra68,
author = "E.W. Dijkstra",
year = 1968,
title = "Goto statements considered harmful",
journal = "Communications of the ACM",
volume = 11,
number = 3,
pages = "147--148"      }

@BOOK{Charniak85,
author = "E. Charniak and D. McDermott",
year = 1985,
title = "Introduction to Artificial Intelligence",
publisher = "Addison-Wesley",
address = "Reading, MA" }


@INPROCEEDINGS{Steels98,
author = "L. Steels",
year = 1998,
title = "Bootstrapping Cognition through Language",
booktitle = "Proceedings of the Tenth Netherlands/Belgium Conference
  on Artificial Intelligence (NAIC'98)",
editor = "H. La Poutr\'e and H.J. van den Herik",
pages = "3"     }