@misc{indiciae33a77ccb5dff,
  title = {Preliminary geologic map of the McCarthy C-4 quadrangle, Alaska},
  author = {E.M. MacKevett and H. C. Berg and George Plafker and D. L. Jones},
  year = {1964},
  doi = {10.3133/i423},
  url = {https://pubs.usgs.gov/publication/i423},
  note = {Source identifier: i423}
}