@misc{indiciae396178f60ef3,
  title = {X-ray beam method for displacement measurement in hostile environments},
  author = {Jordan, Eric H. and Pease, D. M. and Canistraro, H. and Brew, Dale},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19900057430},
  note = {Source identifier: 19900057430}
}