@misc{indiciae5419551927a0,
  title = {Ge-diode detector combined with crystal-diffraction spectrometer permits high-resolution gamma ray spectroscopy},
  author = {Namenson, A. I. and Smither, R. K.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690000005},
  note = {Source identifier: 19690000005}
}