@misc{indiciae54aae1ff1f1d,
  title = {Positron lifetime studies in thermoplastic polyimide test specimens},
  author = {Singh, J. J. and Stclair, T. L. and Holt, W. H. and Mock, W., Jr.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19820023570},
  note = {Source identifier: 19820023570}
}