@misc{indiciaeb5d13943127f,
  title = {A V S30 map for California with geologic and topographic constraints},
  author = {Eric Thompson and David J. Wald and Charles Worden},
  year = {2014},
  doi = {10.1785/0120130312},
  url = {https://pubs.usgs.gov/publication/70161749},
  note = {Source identifier: 70161749}
}