@misc{indiciae7a90f66606d2,
  title = {Techniques in balloon X-ray astronomy},
  author = {Matteson, J. L. and Pelling, R. M. and Peterson, L. E.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710053057},
  note = {Source identifier: 19710053057}
}