@misc{indiciae54116d29b300,
  title = {Positrons from accelerated particle interactions},
  author = {Kozlovsky, B. and Lingenfelter, R. E. and Ramaty, R.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870053404},
  note = {Source identifier: 19870053404}
}