@misc{indiciaee14090be7e98,
  title = {Data from selected U.S. Geological Survey National Stream Water-Quality Networks (WQN)},
  author = {Richard B. Alexander and J. R. Slack and A. S. Ludtke and K. K. Fitzgerald and T. L. Schertz and L. I. Briel and K. P. Buttleman},
  year = {1996},
  doi = {10.3133/ds37},
  url = {https://pubs.usgs.gov/publication/ds37},
  note = {Source identifier: ds37}
}