@misc{indiciaed37b6890e940,
  title = {Delineation of the outcrop of the Edwards Aquifer hydrologically associated with Barton Springs in the Austin area, Texas},
  author = {Ann F. Ardis and D.L. Slagle and Fred R. Snyder},
  year = {1985},
  doi = {10.3133/ofr85643},
  url = {https://pubs.usgs.gov/publication/ofr85643},
  note = {Source identifier: ofr85643}
}