@misc{indiciae4f754c557710,
  title = {Mossbauer-effect data-collection system},
  author = {Aschenbrenner, R. A. and Vonderohe, R. H.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690000027},
  note = {Source identifier: 19690000027}
}