@misc{indiciae8e31201290b9,
  title = {Pulse propagation characteristics by an impulse technique.},
  author = {D L Newman and S J Penney and S E Greenwald},
  year = {1983},
  doi = {10.1007/bf02442643},
  url = {https://pubmed.ncbi.nlm.nih.gov/6888021/},
  note = {Source identifier: 6888021}
}