@misc{indiciaecc67d9d6c5ff,
  title = {Reconnaissance geologic map of the Miller Coulee Quadrangle, Valley County, Montana},
  author = {R. B. Colton and S. T. Whitaker and W. C. Ehler},
  year = {1982},
  doi = {10.3133/mf1404},
  url = {https://pubs.usgs.gov/publication/mf1404},
  note = {Source identifier: mf1404}
}