@misc{indiciae365a47eb0863,
  title = {Evaluating time-varying heart-rate variability power spectral density.},
  author = {M Cesarelli and P Bifulco and M Bracale},
  doi = {10.1109/51.637120},
  url = {https://pubmed.ncbi.nlm.nih.gov/9399089/},
  note = {Source identifier: 9399089}
}