@misc{indiciae93cc3f8e9c6f,
  title = {Thinking combinatorially.},
  author = {S Kauffman and A D Ellington},
  year = {1999},
  doi = {10.1016/s1367-5931(99)80040-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/10359721/},
  note = {Source identifier: 10359721}
}