@misc{indiciae1984f7d66300,
  title = {Compact Rare Earth Emitter Hollow Cathode},
  author = {Watkins, Ronald and Goebel, Dan and Hofer, Richard},
  year = {2010},
  url = {https://ntrs.nasa.gov/citations/20100009696},
  note = {Source identifier: 20100009696}
}