@misc{indiciaeee1096fa6e56,
  title = {Trends in nutrient concentrations, loads, and yields in streams in the Sacramento, San Joaquin, and Santa Ana Basins, California, 1975-2004},
  author = {Charles R. Kratzer and Robert Kent and Dina K. Seleh and Donna L. Knifong and Peter D. Dileanis and James L. Orlando},
  year = {2011},
  doi = {10.3133/sir20105228},
  url = {https://pubs.usgs.gov/publication/sir20105228},
  note = {Source identifier: sir20105228}
}