@misc{indiciaeaa6c38868c3f,
  title = {Geology of the Valdez (A-5) quadrangle, Alaska},
  author = {H.W. Coulter and E.B. Coulter},
  year = {1961},
  doi = {10.3133/gq142},
  url = {https://pubs.usgs.gov/publication/gq142},
  note = {Source identifier: gq142}
}