@misc{indiciae9dd4a3ab2345,
  title = {Introduction},
  author = {Robert M. Kosanke and Aureal T. Cross},
  year = {1970},
  doi = {10.1130/spe127-pv},
  url = {https://pubs.usgs.gov/publication/70226159},
  note = {Source identifier: 70226159}
}