@misc{indiciae8439ae497e31,
  title = {Land subsidence due to ground-water withdrawal Arvin-Maricopa area, California},
  author = {Ben Elder Lofgren},
  year = {1973},
  doi = {10.3133/70237806},
  url = {https://pubs.usgs.gov/publication/70237806},
  note = {Source identifier: 70237806}
}