@misc{indiciaeef0900bae7ca,
  title = {[Complex scanning pickup for ultrasonic echography].},
  author = {M D Gurevich and T E Timofeeva},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5405421/},
  note = {Source identifier: 5405421}
}