@misc{indiciae87fa5d30959e,
  title = {CONVEX TYPE VARIETIES.},
  author = {T S Motzkin},
  year = {1960},
  doi = {10.1073/pnas.46.8.1090},
  url = {https://pubmed.ncbi.nlm.nih.gov/16590717/},
  note = {Source identifier: 16590717}
}