@misc{indiciaee50aa1e4ca5e,
  title = {Climatic variability and flood frequency of the Santa Cruz River, Pima County, Arizona},
  author = {R. H. Webb and J.L. Betancourt},
  year = {1990},
  doi = {10.3133/ofr90553},
  url = {https://pubs.usgs.gov/publication/ofr90553},
  note = {Source identifier: ofr90553}
}