@misc{indiciae4b0331c25475,
  title = {Habitat Suitability Index Models: Bullfrog},
  author = {Brent M. Graves and Stanley H. Anderson},
  year = {1987},
  url = {https://pubs.usgs.gov/publication/fwsobs82\_10\_138},
  note = {Source identifier: fwsobs82\_10\_138}
}