@misc{indiciae89aae5593fcd,
  title = {Assessment of water quality trends in the Minnesota River using non-parametric and parametric methods},
  author = {H.O. Johnson and S.C. Gupta and A. V. Vecchia and F. Zvomuya},
  year = {2009},
  doi = {10.2134/jeq2008.0250},
  url = {https://pubs.usgs.gov/publication/70034685},
  note = {Source identifier: 70034685}
}