@misc{indiciaea5d1ab24d5ee,
  title = {Optical processing techniques Semiannual status report, 1 Mar. - 31 Aug. 1967},
  author = {Leith, E. N.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19680007455},
  note = {Source identifier: 19680007455}
}