@misc{indiciae901fad55d199,
  title = {Global Positioning System surveying to monitor land subsidence in Sacramento Valley, California, USA},
  author = {M. E. Ikehara},
  year = {1994},
  doi = {10.1080/02626669409492765},
  url = {https://pubs.usgs.gov/publication/70017543},
  note = {Source identifier: 70017543}
}