@misc{indiciae42344bd67329,
  title = {Map showing potassium-argon ages from the Big Delta quadrangle, Alaska},
  author = {Frederic H. Wilson},
  year = {1976},
  doi = {10.3133/ofr76436},
  url = {https://pubs.usgs.gov/publication/ofr76436},
  note = {Source identifier: ofr76436}
}