@misc{indiciae976f1c1e260e,
  title = {Partially Ordered Sets and Topology.},
  author = {A N Milgram},
  year = {1940},
  doi = {10.1073/pnas.26.4.291},
  url = {https://pubmed.ncbi.nlm.nih.gov/16588358/},
  note = {Source identifier: 16588358}
}