@inproceedings{ijcai1985p225,
  title     = {A Robot Planning Structure Using Production Rules},
  author    = {Sobek, Ralph P.},
  booktitle = {Proceedings of the Ninth International Joint Conference on
               Artificial Intelligence, {IJCAI-85}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Aravind Joshi},
  pages     = {1103--1104},
  year      = {1985},
  note      = {Robotics},
  url       = {https://ijcai.org/proceedings/1985/225},
}