@misc{indiciae10723cce4796,
  title = {Evolution as a self-organized critical phenomenon.},
  author = {K Sneppen and P Bak and H Flyvbjerg and M H Jensen},
  year = {1995},
  doi = {10.1073/pnas.92.11.5209},
  url = {https://pubmed.ncbi.nlm.nih.gov/7761475/},
  note = {Source identifier: 7761475}
}