@misc{indiciae4377ae62cd3f,
  title = {Geologic map of the Murray Quadrangle, Newton County, Arkansas},
  author = {Mark R. Hudson and Kenzie J. Turner},
  year = {2016},
  doi = {10.3133/sim3360},
  url = {https://pubs.usgs.gov/publication/sim3360},
  note = {Source identifier: sim3360}
}