@misc{indiciae6719d1a6787e,
  title = {Stream quality in the San Lorenzo River Basin, Santa Cruz County, California},
  author = {Marc A. Sylvester and Kenneth J. Covay},
  year = {1978},
  doi = {10.3133/wri7819},
  url = {https://pubs.usgs.gov/publication/wri7819},
  note = {Source identifier: wri7819}
}