@misc{indiciae45a21eda4b57,
  title = {Computer vision techniques for rotorcraft low-altitude flight},
  author = {Sridhar, Banavar and Cheng, Victor H. L.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19880057098},
  note = {Source identifier: 19880057098}
}