@misc{indiciaeae7679854b13,
  title = {Stratigraphy of the Albemarle Group of the Carolina slate belt in central North Carolina},
  author = {Arvid A. Stromquist and Harold Wesley Sundelius},
  year = {1969},
  doi = {10.3133/b1274b},
  url = {https://pubs.usgs.gov/publication/b1274B},
  note = {Source identifier: b1274B}
}