1. International Cryogenic Engineering Conference -15;Satoh,1994
2. Study of helium Refrigeration/Liquefaction Process at Off-design Points;Nobutoki,1994
3. preprints of CEC/ICMC;Satoh,1995
4. Characteristics of industrial scale helium refrigerators with turbo-expanders;Trepp,1967
5. Interactive Fortran IV Computer Programs for the Thermodynamic and Transport Properties of Selected Cryogenics(Fluids Pack);McCarty,1980