@misc{indiciaeb5da812a0c5d,
  title = {Neutral evolution and immunoglobulin diversity.},
  author = {J A Black and D Gibson},
  year = {1974},
  doi = {10.1038/250327a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4853332/},
  note = {Source identifier: 4853332}
}