@misc{indiciae790f9c1a51cf,
  title = {Map showing outcrops of tertiary basaltic rocks, Basin and Range Province, Northern California},
  author = {F. A. Hills and T.L. Grose and D. A. Lopez},
  year = {1984},
  doi = {10.3133/wri834115e},
  url = {https://pubs.usgs.gov/publication/wri834115E},
  note = {Source identifier: wri834115E}
}