@misc{indiciaed7a9e4d98a61,
  title = {Multispatial data acquisition and processing},
  author = {Alden P. Colvocoresses},
  year = {1981},
  doi = {10.3133/ofr81608},
  url = {https://pubs.usgs.gov/publication/ofr81608},
  note = {Source identifier: ofr81608}
}