Paper  bibtex   

@InProceedings{ ferrein03extending.pdf_200506061851,
  AUTHOR={Alexander Ferrein and Christian Fritz and Gerhard Lakemeyer},
  TITLE={Extending {DTGolog} with Options},
  BOOKTITLE = {Proceedings of the 18th International Joint Conference on Artificial Intelligence (IJCAI)},
  pages={1394--1395},
  address={Acapulco, Mexico},
  month={August 9--15},
  YEAR={2003},
  URLPaper={200506061851_ferrein03extending.pdf},
  keywords = {Golog}
}