Twenty questions and answers about the ozone layer 2010 update : scientific assessment of ozone depletion 2010
David W. Fahey, Michaela I. Hegglin, United States National Oceanic and Atmospheric Administration, United States National Aeronautics and Space Administration, United Nations Environment Programme, World Meteorological Organization, European Commission, Meeting of the Parties to the Montreal Protocol on Substances that Deplete the Ozone Layer
Print Book, English, 2011
World Meteorological Organisation, Geneva, Switzerland, 2011