@misc{indiciae52ea0686ef7e,
  title = {A linear shift-invariant image preprocessing technique for multispectral scanner systems},
  author = {Mcgillem, C. D. and Riemer, T. E.},
  year = {1973},
  url = {https://ntrs.nasa.gov/citations/19730015758},
  note = {Source identifier: 19730015758}
}