@misc{indiciae1463bcb37230,
  title = {Investigations of SPOT cartographic applications in the U.S. Geological Survey},
  author = {June M. Thormodsgard and Glen G. Kelly and Jeffrey D. Spooner},
  year = {1989},
  url = {https://pubs.usgs.gov/publication/70139947},
  note = {Source identifier: 70139947}
}