@misc{indiciaed1e1191b843b,
  title = {National intergrated drought information system},
  author = {R. Pulwarty and J. Verdin and L. Darby and C. McNutt and R. Webb},
  year = {2011},
  doi = {10.1109/geoss.2011.5948945},
  url = {https://pubs.usgs.gov/publication/70036291},
  note = {Source identifier: 70036291}
}