@inproceedings{castillo,
  author = {L. Castillo and J. Fdez-Olivares and A. González},
  title = {On the Adequacy of Hierarchical Planning Characteristics for Real-World Problem Solving},
  booktitle = {ECP-01. Sixth European Conference on Planning, Toledo, Spain},
  year = {2001},
  pages = {169-180}
}