@misc{indiciae627ba0028e61,
  title = {Processing techniques for the production of an experimental computer-generated shaded-relief map},
  author = {Damon D. Judd},
  year = {2013},
  doi = {10.1559/152304086783900149},
  url = {https://pubs.usgs.gov/publication/70140585},
  note = {Source identifier: 70140585}
}