@misc{indiciaed06122bdc87a,
  title = {Compilation of water-resources data and hydrogeologic setting for four research stations in the Piedmont and Blue Ridge Physiographic Provinces of North Carolina, 2000—2004},
  author = {Brad A. Huffman and Cassandra A. Pfeifle and Melinda J. Chapman and Richard E. Bolich and Ted R. Campbell and Donald J. Geddes and Charles G. Pippin},
  year = {2006},
  doi = {10.3133/ofr20061168},
  url = {https://pubs.usgs.gov/publication/ofr20061168},
  note = {Source identifier: ofr20061168}
}