1. Minimising refrigerant emissions from air conditioning systems in building;Butler;BRE Information Paper, IP 1/94,1994
2. Selection of ozone-safe, non-azeotropic refrigerant mixtures for capacity modulation in residential heat pumps;Vineyard;ASHRAE Trans.,1989
3. An overview of ozone-safe refrigerants for centrifugal chillers;Statt;ASHRAE Trans.,1990
4. Experimental performance of ozone-safe alternative refrigerants;Sand;ASHRAE Trans.,1990