@misc{indiciaec63ab6c82bb1,
  title = {A catastrophe theory of evolution.},
  author = {C H Waddington},
  year = {1974},
  doi = {10.1111/j.1749-6632.1974.tb20551.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4522894/},
  note = {Source identifier: 4522894}
}