@misc{indiciae613c8fe35359,
  title = {A photoelectric diameter gauge utilizing the image sensor.},
  author = {M Sakaguchi and T Ohhashi and T Azuma},
  year = {1979},
  doi = {10.1007/bf00592745},
  url = {https://pubmed.ncbi.nlm.nih.gov/571093/},
  note = {Source identifier: 571093}
}