@misc{indiciaef34c69e5ba60,
  title = {Gene duplication and nucleotide substitution in evolution.},
  author = {M Nei},
  year = {1969},
  doi = {10.1038/221040a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/5782607/},
  note = {Source identifier: 5782607}
}