1. Energy and global warming impacts of CFC alternative technologies;Fisher;AFEAS and the U.S. DOE,1991
2. Recent developments in the design of new refrigerant mixtures for existing and future systems;Didion,1994
3. Umweltbericht der Bundesregierung,1994
4. Alternate refrigerants for the refrigeration industry;Griffith,1993
5. HFC replacements for R-22;Muir,1994