@misc{indiciae84ce2d9d8129,
  title = {Slow positron beam generator for lifetime studies},
  author = {Singh, Jag J. and Eftekhari, Abe and St.clair, Terry L.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910018622},
  note = {Source identifier: 19910018622}
}