@misc{indiciae3c05f5c1276f,
  title = {Relative slope stability and land-use planning in the San Francisco Bay region, California},
  author = {Tor Helge Nilsen and R. H. Wright and T.C. Vlasic and W. E. Spangle},
  year = {1979},
  doi = {10.3133/pp944},
  url = {https://pubs.usgs.gov/publication/pp944},
  note = {Source identifier: pp944}
}