@misc{indiciae539a405c441e,
  title = {Second Note: Electrodynamics in the General Relativity Theory.},
  author = {G Y Rainich},
  year = {1924},
  doi = {10.1073/pnas.10.7.294},
  url = {https://pubmed.ncbi.nlm.nih.gov/16576820/},
  note = {Source identifier: 16576820}
}