@misc{indiciaef6e524fc1c38,
  title = {Making color infrared film a more effective high altitude sensor},
  author = {Robert W. Pease and Leonard W. Browden},
  year = {1968},
  doi = {10.3133/ofr69198},
  url = {https://pubs.usgs.gov/publication/ofr69198},
  note = {Source identifier: ofr69198}
}