@misc{indiciae0a87b189715c,
  title = {What lies beneath: geophysical mapping of a concealed Precambrian intrusive complex along the Iowa–Minnesota border},
  author = {Benjamin J. Drenth and Raymond R. Anderson and Klaus J. Schulz and Joshua M. Feinberg and Val W. Chandler and William F. Cannon},
  year = {2015},
  doi = {10.1139/cjes-2014-0178},
  url = {https://pubs.usgs.gov/publication/70189102},
  note = {Source identifier: 70189102}
}