@misc{indiciae88e5d703aabe,
  title = {Active State Model for Autonomous Systems},
  author = {Park, Han and Chien, Steve and Zak, Michail and James, Mark and Mackey, Ryan and Fisher, Forest},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20110023907},
  note = {Source identifier: 20110023907}
}