@misc{indiciae0407ab078d2c,
  title = {A systems-analytical approach to macro-evolutionary phenomena.},
  author = {R Riedl},
  year = {1977},
  doi = {10.1086/410123},
  url = {https://pubmed.ncbi.nlm.nih.gov/343152/},
  note = {Source identifier: 343152}
}