@misc{indiciaeb8fdb5dd3ab0,
  title = {Pennsylvanian and Lower Permian rocks of parts of west and central Texas; Petrography and environmental analysis of some Pennsylvanian limestones from central Texas},
  author = {R.T. Terriere},
  year = {1963},
  doi = {10.3133/pp315e},
  url = {https://pubs.usgs.gov/publication/pp315E},
  note = {Source identifier: pp315E}
}