@misc{indiciaec40dacf76271,
  title = {Water-quality characteristics, including sodium-adsorption ratios, for four sites in the Powder River drainage basin, Wyoming and Montana, water years 2001-2004},
  author = {Melanie L. Clark and Jon P. Mason},
  year = {2006},
  doi = {10.3133/sir20065113},
  url = {https://pubs.usgs.gov/publication/sir20065113},
  note = {Source identifier: sir20065113}
}