@misc{indiciae195b3f08f6ae,
  title = {Surficial geologic map of the Chewelah Quadrangle, Stevens County, Washington},
  author = {P. E. Carrara},
  year = {1990},
  doi = {10.3133/mf2141},
  url = {https://pubs.usgs.gov/publication/mf2141},
  note = {Source identifier: mf2141}
}