@misc{indiciae7d68377639a4,
  title = {Ultrasonic pulse-echo system design: synchronous E.H.T. generation.},
  author = {E R Poore and P Atkinson},
  year = {1977},
  doi = {10.1016/0301-5629(77)90034-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/867568/},
  note = {Source identifier: 867568}
}