@misc{indiciae830748ae99c5,
  title = {Fire - Southern Oscillation relations in the southwestern United States},
  author = {T.W. Swetnam and Julio L. Betancourt},
  year = {1990},
  doi = {10.1126/science.249.4972.1017},
  url = {https://pubs.usgs.gov/publication/70016112},
  note = {Source identifier: 70016112}
}