@misc{indiciaee5e6384c7cd9,
  title = {Selenium speciation methods and application to soil saturation extracts from San Joaquin Valley, California},
  author = {John L. Fio and Roger Fujii},
  year = {1990},
  doi = {10.2136/sssaj1990.03615995005400020011x},
  url = {https://pubs.usgs.gov/publication/70047783},
  note = {Source identifier: 70047783}
}