@misc{indiciaea76690b6409f,
  title = {Trend-surface analysis of the Basin and Range Province, and some geomorphic implications},
  author = {L. K. Lustig},
  year = {1969},
  doi = {10.3133/pp500d},
  url = {https://pubs.usgs.gov/publication/pp500D},
  note = {Source identifier: pp500D}
}