@misc{indiciae0a9b27401d42,
  title = {Image correlation and sampling study},
  author = {Popp, D. J. and Mccormack, D. S. and Sedwick, J. L.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19730013662},
  note = {Source identifier: 19730013662}
}