@misc{indiciaecc6a22757f81,
  title = {Cartographic technical standards on the Apple Macintosh},
  author = {J.F. Vigil},
  year = {1993},
  doi = {10.3133/ofr93188b},
  url = {https://pubs.usgs.gov/publication/ofr93188B},
  note = {Source identifier: ofr93188B}
}