@misc{indiciae623a2c5603e9,
  title = {Some Theorems on Piecewise Linear Embedding.},
  author = {V K Gugenheim},
  year = {1952},
  doi = {10.1073/pnas.38.4.333},
  url = {https://pubmed.ncbi.nlm.nih.gov/16589100/},
  note = {Source identifier: 16589100}
}