@misc{indiciae6874e7ca82e1,
  title = {Reconnaissance geologic map of the Big Delta C-4 Quadrangle, Alaska},
  author = {Helen Laura Foster and Cynthia Dusel-Bacon and Florence R. Weber},
  year = {1977},
  doi = {10.3133/ofr77262},
  url = {https://pubs.usgs.gov/publication/ofr77262},
  note = {Source identifier: ofr77262}
}