@misc{indiciaef125ef01aa6a,
  title = {Cold cathodes for sealed off CO2 lasers},
  author = {Hochuli, U. E. and Sciacca, T. P. and Hurt, C. R.},
  year = {1973},
  url = {https://ntrs.nasa.gov/citations/19730020748},
  note = {Source identifier: 19730020748}
}