@misc{indiciae60b0605d3ef4,
  title = {Environment mapping with spacecraft photography: a central Australian example},
  author = {D.S. Simonett and G.R. Cochrane and S.A. Morain and D.E. Egbert},
  year = {1969},
  doi = {10.3133/ofr69255},
  url = {https://pubs.usgs.gov/publication/ofr69255},
  note = {Source identifier: ofr69255}
}