@misc{indiciae3c57ef5ec3e3,
  title = {Provisional geologic map of the Snow Camp-Saxapahaw area, North Carolina},
  author = {Robert George Schmidt and Pablo Gumiel and Alba Payas},
  year = {1990},
  doi = {10.3133/ofr90417},
  url = {https://pubs.usgs.gov/publication/ofr90417},
  note = {Source identifier: ofr90417}
}