@misc{indiciaed9a761d964a1,
  title = {Manual control of unstable systems},
  author = {Allen, R. W. and Hogue, J. R. and Parseghian, Z.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19860023536},
  note = {Source identifier: 19860023536}
}