@misc{indiciaed3ff2283a2d9,
  title = {The map as knowledge base},
  author = {Dalia E. Varanka and E. Lynn Usery},
  year = {2018},
  doi = {10.1080/23729333.2017.1421004},
  url = {https://pubs.usgs.gov/publication/70196844},
  note = {Source identifier: 70196844}
}