@misc{indiciae188f9f5c4cfc,
  title = {Is cogwheel enough?},
  author = {H P Ferrer},
  year = {1970},
  doi = {10.1016/s0140-6736(70)92384-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/4098930/},
  note = {Source identifier: 4098930}
}