@misc{indiciae518dced0d69a,
  title = {Note on Perron's Solution of the Dirichlet Problem.},
  author = {H Whitney},
  year = {1932},
  doi = {10.1073/pnas.18.1.68},
  url = {https://pubmed.ncbi.nlm.nih.gov/16577431/},
  note = {Source identifier: 16577431}
}