@misc{indiciaeaca86f0d295d,
  title = {Attributes for MRB\_E2RF1 Catchments by Major River Basins in the Conterminous United States: Level 3 Ecoregions},
  author = {Michael Wieczorek and Andrew E. LaMotte},
  year = {2010},
  doi = {10.3133/dds49109},
  url = {https://pubs.usgs.gov/publication/dds49109},
  note = {Source identifier: dds49109}
}