@misc{indiciae0c332eda98ef,
  title = {Urease-encoding genes in ammonia-oxidizing bacteria.},
  author = {Teresa E Koper and Amal F El-Sheikh and Jeanette M Norton and Martin G Klotz},
  year = {2004},
  doi = {10.1128/aem.70.4.2342-2348.2004},
  url = {https://pubmed.ncbi.nlm.nih.gov/15066830/},
  note = {Source identifier: 15066830}
}