@misc{indiciaeb9aeca5484b4,
  title = {Magnetic detector for projectiles in tubes},
  author = {Bogdanoff, D. W. and Knowlen, C. and Murakami, D. and Stonich, I.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910031440},
  note = {Source identifier: 19910031440}
}