@misc{indiciaeb51f6c0bb482,
  title = {Selective Use of Optical Variables to Control Forward Speed},
  author = {Johnson, Walter W. and Awe, Cynthia A. and Hart, Sandra G.},
  year = {1994},
  url = {https://ntrs.nasa.gov/citations/20020014368},
  note = {Source identifier: 20020014368}
}