@misc{indiciaee2cfda8a284e,
  title = {Major highways: 1987},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1988},
  doi = {10.3133/32537},
  url = {https://pubs.usgs.gov/publication/32537},
  note = {Source identifier: 32537}
}