@misc{indiciaed18c6bfe9510,
  title = {Biological nitrogen fixation.},
  author = {J R Postgate},
  year = {1970},
  doi = {10.1038/226025a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4985009/},
  note = {Source identifier: 4985009}
}