@misc{indiciae508c0c327997,
  title = {Multi-algebra duplication.},
  author = {H Gonshor},
  year = {1987},
  doi = {10.1007/bf00275502},
  url = {https://pubmed.ncbi.nlm.nih.gov/3437232/},
  note = {Source identifier: 3437232}
}