@misc{indiciaede16935cfbe1,
  title = {Digital Mapping Techniques '07 - Workshop Proceedings},
  author = {David R. Soller},
  year = {2008},
  doi = {10.3133/ofr20081385},
  url = {https://pubs.usgs.gov/publication/ofr20081385},
  note = {Source identifier: ofr20081385}
}