TY - BOOK AU - IPCC TI - Sageguarding the Ozone layer and the global climate system: ; Issues related to hydrofuorocarbons and perfluorocarbons; Summary for policymakers and technical summary U1 - X:(G:55)r.1'P, P3 PY - 2003/// CY - Nairobi PB - IPCC KW - Gift ER -