@misc{indiciae5bef355b4017,
  title = {Gamma ray spectrometer experiment},
  author = {Arnold, J. R. and Metzger, A. E. and Peterson, L. E. and Reedy, R. C. and Trombka, J. I.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19730013025},
  note = {Source identifier: 19730013025}
}