@misc{indiciae35ad57a94f90,
  title = {Geochemical maps of the Southern Massanutten Roadless Area, Page and Rockingham counties, Virginia},
  author = {Frank G. Lesure and Carl L. Forn},
  year = {1985},
  doi = {10.3133/mf1527b},
  url = {https://pubs.usgs.gov/publication/mf1527B},
  note = {Source identifier: mf1527B}
}