@misc{indiciae8508c8e07457,
  title = {Map of bedrock geology of Magnet Cove igneous area, Hot Spring County, Arkansas},
  author = {R. L. Erickson and L.V. Blade},
  year = {1956},
  doi = {10.3133/mf53},
  url = {https://pubs.usgs.gov/publication/mf53},
  note = {Source identifier: mf53}
}