@misc{indiciaeacd6d2e55c3d,
  title = {Automatic Refilling System For Liquid Helium},
  author = {Serlemitsos, Aristides and Sansebastian, Mark and Geagen, Jay and Warner, Brent},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19900000332},
  note = {Source identifier: 19900000332}
}