@inproceedings{ijcai1999p138,
  title     = {SHOP: Simple Hierarchical Ordered Planner},
  author    = {Nau, Dana S. and Cao, Yue and Lotem, Amnon and Muñoz-Avila, Héctor},
  booktitle = {Proceedings of the Sixteenth International Joint Conference on
               Artificial Intelligence, {IJCAI-99}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Thomas Dean},
  pages     = {968--974},
  year      = {1999},
  note      = {Planning and Scheduling},
  url       = {https://ijcai.org/proceedings/1999/138},
}