@misc{indiciaeb605d782f769,
  title = {Time-varying threshold integral pulse frequency modulation.},
  author = {S R Seydnejad and R I Kitney},
  year = {2001},
  doi = {10.1109/10.942584},
  url = {https://pubmed.ncbi.nlm.nih.gov/11534843/},
  note = {Source identifier: 11534843}
}