TY  - RPRT
TI  - Automatic Refilling System For Liquid Helium
AU  - Serlemitsos, Aristides
AU  - Sansebastian, Mark
AU  - Geagen, Jay
AU  - Warner, Brent
PY  - 1990
UR  - https://ntrs.nasa.gov/citations/19900000332
ID  - 19900000332
ER  -