@misc{indiciae5de66d25e043,
  title = {The U.S. Geological Survey Federal-State Cooperative Water-Resources Program, fiscal year 1986},
  author = {B.K. Gilbert and W.B. Mann},
  year = {1987},
  doi = {10.3133/ofr8727},
  url = {https://pubs.usgs.gov/publication/ofr8727},
  note = {Source identifier: ofr8727}
}