@misc{indiciae0c7a708a2283,
  title = {The Interferometry of Vibrating Systems.},
  author = {C Barus},
  year = {1918},
  doi = {10.1073/pnas.4.11.328},
  url = {https://pubmed.ncbi.nlm.nih.gov/16576321/},
  note = {Source identifier: 16576321}
}