@misc{indiciaeb887be18539b,
  title = {Hydrogeology and Ground-Water Flow in the Opequon Creek Watershed area, Virginia and West Virginia},
  author = {Mark D. Kozar and David J. Weary},
  year = {2009},
  doi = {10.3133/sir20095153},
  url = {https://pubs.usgs.gov/publication/sir20095153},
  note = {Source identifier: sir20095153}
}