@misc{indiciae7a6b7ad19512,
  title = {Topogrid Derived 10 Meter Resolution Digital Elevation Model of the Shenandoah National Park and Surrounding Region, Virginia},
  author = {Peter G. Chirico and Seth D. Tanner},
  year = {2004},
  doi = {10.3133/ofr20041321},
  url = {https://pubs.usgs.gov/publication/ofr20041321},
  note = {Source identifier: ofr20041321}
}