@misc{indiciae99a3636a9859,
  title = {Land-cover classes to characterize the unsaturated zone in North Carolina},
  author = {Silvia Terziotti and Jo Leslie Eimers},
  year = {2001},
  doi = {10.3133/ofr01491},
  url = {https://pubs.usgs.gov/publication/ofr01491},
  note = {Source identifier: ofr01491}
}