@misc{indiciae58db4350d80c,
  title = {Map projections used for large-scale quadrangles by the U.S. Geological Survey},
  author = {John Parr Snyder},
  year = {1986},
  doi = {10.3133/cir982},
  url = {https://pubs.usgs.gov/publication/cir982},
  note = {Source identifier: cir982}
}