@misc{indiciae77b288f29cf8,
  title = {A resistance-ratio controlled oscillator.},
  author = {J Morris},
  year = {1973},
  doi = {10.1007/bf02478673},
  url = {https://pubmed.ncbi.nlm.nih.gov/4787942/},
  note = {Source identifier: 4787942}
}