@misc{indiciae5692fd6fab23,
  title = {An integrated system of geologic mapping and geochemical sampling by light aircraft},
  author = {C.L. Sainsbury and K. J. Curry and John C. Hamilton},
  year = {1973},
  doi = {10.3133/b1361},
  url = {https://pubs.usgs.gov/publication/b1361},
  note = {Source identifier: b1361}
}