@misc{indiciaedfedd2d0cf14,
  title = {A note on Apter machines.},
  author = {J Visvader},
  year = {1977},
  doi = {10.1016/0022-5193(77)90375-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/607027/},
  note = {Source identifier: 607027}
}