@misc{indiciae92ec9ce748f0,
  title = {The e(+)-e(-) annihilation line and the cosmic X-ray background},
  author = {Kazanas, D. and Shafer, R. A.},
  year = {1983},
  url = {https://ntrs.nasa.gov/citations/19840030869},
  note = {Source identifier: 19840030869}
}