@misc{indiciae78a5c961fa9a,
  title = {Hybrid heart/breath-rate processor},
  author = {Rinard, G. A. and Steffen, D. A. and Sturm, R. E.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19780000528},
  note = {Source identifier: 19780000528}
}