@misc{indiciae7bcc66f18d76,
  title = {Radar backscattering data for surfaces of geological interest},
  author = {Oliver, T. L. and Peake, W. H. and Shultz, C. H.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19700019229},
  note = {Source identifier: 19700019229}
}