@misc{indiciae9ff24b8a02ef,
  title = {Locations of NASQAN benchmark stations},
  author = {K.J. Lanfear},
  year = {1990},
  doi = {10.3133/70046113},
  url = {https://pubs.usgs.gov/publication/70046113},
  note = {Source identifier: 70046113}
}