@misc{indiciaec58238eac9e7,
  title = {Simultaneous two-channel frequency analyzer designed by the authors.},
  author = {T WADA and A GOTO and Y FUKUSHIMA and T SHIMIZU and T OYA},
  year = {1961},
  doi = {10.1620/tjem.75.259},
  url = {https://pubmed.ncbi.nlm.nih.gov/14004245/},
  note = {Source identifier: 14004245}
}