@misc{indiciaebd2c621b4bf8,
  title = {Evaluation of ground-water monitoring network, Santa Cruz County, California},
  author = {G. G. Blankenbaker and Christopher D. Farrar},
  year = {1981},
  doi = {10.3133/ofr81139},
  url = {https://pubs.usgs.gov/publication/ofr81139},
  note = {Source identifier: ofr81139}
}