Machine generated authority record.

Work cat.: (senamhi): Meeting of the Ozone Research Managers of the Parties to the Vienna Convention for the Protection of the Ozone Layer Ginebra, Suiza 1999 39741, Report of the Fourth Meeting of the Ozone Research Managers of the Parties to the Vienna Convention for the Protection of the Ozone Layer, Geneva, 28-30 April 1999, 1999