@misc{indiciae9b2ae9f8c0cc,
  title = {Geologic map of the Southern Massanutten Roadless Area, Page and Rockingham counties, Virginia},
  author = {F. G. Lesure},
  year = {1985},
  doi = {10.3133/mf1527a},
  url = {https://pubs.usgs.gov/publication/mf1527A},
  note = {Source identifier: mf1527A}
}