@misc{indiciae466c66efe370,
  title = {Indicators of wetland condition for the Prairie Pothole Region of the United States},
  author = {Glenn R. Guntenspergen and S.A. Peterson and S.G. Leibowitz and L.M. Cowardin},
  year = {2002},
  doi = {10.1023/a:1019982818231},
  url = {https://pubs.usgs.gov/publication/5224373},
  note = {Source identifier: 5224373}
}