@misc{indiciaeb3b7bdb8da67,
  title = {Sandstone distribution patterns in the Pocahontas Formation of southwest Virginia and southern West Virginia},
  author = {Kenneth J. Englund},
  year = {1974},
  doi = {10.1130/spe148-p31},
  url = {https://pubs.usgs.gov/publication/70246997},
  note = {Source identifier: 70246997}
}