@misc{indiciae9053fed45312,
  title = {Partial Differential Equations and Generalized Analytic Functions: Second Note.},
  author = {L Bers},
  year = {1951},
  doi = {10.1073/pnas.37.1.42},
  url = {https://pubmed.ncbi.nlm.nih.gov/16588987/},
  note = {Source identifier: 16588987}
}