@misc{indiciaeb046f229be25,
  title = {Analytical properties of some commercially available nitrate reductase enzymes evaluated as replacements for cadmium in automated, semiautomated, and manual colorimetric methods for determination of nitrate plus nitrite in water},
  author = {Charles J. Patton and Jennifer R. Kryskalla},
  year = {2013},
  doi = {10.3133/sir20135033},
  url = {https://pubs.usgs.gov/publication/sir20135033},
  note = {Source identifier: sir20135033}
}