@misc{indiciae65e4ffd6ff95,
  title = {The perpetual enigma.},
  author = {S L Greisman},
  doi = {10.1016/0736-4679(88)90372-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/3225438/},
  note = {Source identifier: 3225438}
}