@misc{indiciae1cc5d294137a,
  title = {Correcting Distortions In Optical Correlators},
  author = {Chrien, Thomas G. and Cheng, Yeou-Yen},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890000603},
  note = {Source identifier: 19890000603}
}