@misc{indiciae7b76ef858ecb,
  title = {Wide-Angle Ultrasonic Backscatter: Concept for Enhanced Array-Based Inspection of Composite Materials},
  author = {Johnston, Pat},
  year = {2019},
  url = {https://ntrs.nasa.gov/citations/20200002642},
  note = {Source identifier: 20200002642}
}