@misc{indiciae40b7fb54808a,
  title = {GPS and GIS-Based Data Collection and Image Mapping in the Antarctic Peninsula},
  author = {Richard D. Sanchez},
  year = {1999},
  doi = {10.3133/ofr99402},
  url = {https://pubs.usgs.gov/publication/ofr99402},
  note = {Source identifier: ofr99402}
}