@misc{indiciaeb67abef61df2,
  title = {A model for human controller remnant},
  author = {Baron, S. and Kleinman, D. L. and Levison, W. H.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19700047777},
  note = {Source identifier: 19700047777}
}