@misc{indiciae332593430dd5,
  title = {Truth and proof.},
  author = {A Tarski},
  year = {1969},
  doi = {10.1038/scientificamerican0669-63},
  url = {https://pubmed.ncbi.nlm.nih.gov/5769563/},
  note = {Source identifier: 5769563}
}