@misc{indiciaeb1ebcbd1be5c,
  title = {The artificial worlds approach to emergent evolution.},
  author = {M Conrad and M M Rizki},
  year = {1989},
  doi = {10.1016/0303-2647(89)90032-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/2627568/},
  note = {Source identifier: 2627568}
}