@misc{indiciae4f078294e8f3,
  title = {Land subsidence and earth fissures in alluvial deposits in the Phoenix area, Arizona},
  author = {H. H. Schumann},
  year = {1974},
  doi = {10.3133/i845h},
  url = {https://pubs.usgs.gov/publication/i845H},
  note = {Source identifier: i845H}
}