@misc{indiciae3389b8ce024a,
  title = {Species richness: A geographical approach to protecting future biological diversity},
  author = {J. M. Scott and B. Csuti and J.D. Jacobi and J. E. Estes},
  year = {1987},
  doi = {10.2307/1310544},
  url = {https://pubs.usgs.gov/publication/5221176},
  note = {Source identifier: 5221176}
}