@misc{indiciae2ef22830654b,
  title = {High-resolution imaging gamma-ray spectroscopy with externally segmented germanium detectors},
  author = {Callas, J. L. and Mahoney, W. A. and Varnell, L. S. and Wheaton, W. A.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930048949},
  note = {Source identifier: 19930048949}
}