@misc{indiciaed40db758dc12,
  title = {Variability of nutrients in streams in part of the Upper Mississippi River Basin, Minnesota and Wisconsin},
  author = {Sharon E. Kroening and James R. Stark},
  year = {1997},
  doi = {10.3133/fs16497},
  url = {https://pubs.usgs.gov/publication/fs16497},
  note = {Source identifier: fs16497}
}