@misc{indiciaef6de15745acd,
  title = {Geology of the Harney Peak Granite, Black Hills, South Dakota},
  author = {J. A. Redden and J.J. Norton and R. J. McLaughlin},
  year = {1982},
  doi = {10.3133/ofr82481},
  url = {https://pubs.usgs.gov/publication/ofr82481},
  note = {Source identifier: ofr82481}
}