@misc{indiciaec94b88562870,
  title = {Diffraction-based optical correlator},
  author = {Spremo, Stevan M. and Fuhr, Peter L. and Schipper, John F.},
  year = {2005},
  url = {https://ntrs.nasa.gov/citations/20080005063},
  note = {Source identifier: 20080005063}
}