@misc{indiciae592a793f642d,
  title = {Barium-Dispenser Thermionic Cathode},
  author = {Wintucky, Edwin G. and Green, M. and Feinleib, M.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890000213},
  note = {Source identifier: 19890000213}
}