@misc{indiciae0841d0287ef1,
  title = {A comparison of models for estimating the riverine export of nitrogen from large watersheds},
  author = {R. B. Alexander and P.J. Johnes and E.W. Boyer and R. A. Smith},
  year = {2002},
  doi = {10.1023/a:1015752801818},
  url = {https://pubs.usgs.gov/publication/70024372},
  note = {Source identifier: 70024372}
}