@misc{indiciae40f19e820f6f,
  title = {Motion detection, novelty filtering, and target tracking using an interferometric technique with a GaAs phase conjugate mirror},
  author = {Cheng, Li-Jen and Liu, Tsuen-Hsi},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910004685},
  note = {Source identifier: 19910004685}
}