@misc{indiciae772b00132f38,
  title = {Photon counting modules using RCA silicon avalanche photodiodes},
  author = {Lightstone, Alexander W. and Macgregor, Andrew D. and Macsween, Darlene E. and Mcintyre, Robert J. and Trottier, Claude and Webb, Paul P.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19900007773},
  note = {Source identifier: 19900007773}
}