@misc{indiciaeb6dac6b59a0f,
  title = {A Theorem on Space Quantization.},
  author = {R de L Kronig},
  year = {1926},
  doi = {10.1073/pnas.12.5.330},
  url = {https://pubmed.ncbi.nlm.nih.gov/16587089/},
  note = {Source identifier: 16587089}
}