@misc{indiciaeba2ec12f48bc,
  title = {Ultrasonic echo imaging with pseudo-random and pulsed sources: a comparative study.},
  author = {D Nahamoo and A C Kak},
  year = {1981},
  doi = {10.1177/016173468100300101},
  url = {https://pubmed.ncbi.nlm.nih.gov/7195092/},
  note = {Source identifier: 7195092}
}