@misc{indiciae1738e2ae5b0e,
  title = {Slope map of the Sweet Home quadrangle, Arkansas},
  author = {U.S. Geological Survey},
  year = {1978},
  doi = {10.3133/70210556},
  url = {https://pubs.usgs.gov/publication/70210556},
  note = {Source identifier: 70210556}
}