@misc{indiciae5d9b9fb5ae79,
  title = {Gravitational Attraction in Connection with the Rectangular Interferometer.},
  author = {C Barus},
  year = {1918},
  doi = {10.1073/pnas.4.11.338},
  url = {https://pubmed.ncbi.nlm.nih.gov/16576323/},
  note = {Source identifier: 16576323}
}