@misc{indiciaec1b33374d30f,
  title = {Data from Selected U.S. Geological Survey National Stream Water-Quality Monitoring Networks (WQN) on CD-ROM},
  author = {Richard B. Alexander and J. R. Slack and A. S. Ludtke and K. K. Fitzgerald and T. L. Schertz},
  year = {1997},
  doi = {10.3133/fs01397},
  url = {https://pubs.usgs.gov/publication/fs01397},
  note = {Source identifier: fs01397}
}