1. IRAS cryogenic system flight report;Urbach,1984
2. Operation of the cryogenic system of the infrared telescope on spacelab 2;Urban,1986
3. Cryogenic performance of spacelab 2 superfluid helium cryostat;Petrac,1986
4. Mass flow and critical velocity of helium II in a liquid vapour separating system;Schotte;Z Phys B,1982
5. Superfluid plug performance;Hendricks,1984