Leit í EES-gagnagrunni
Council Directive 80/779/EEC of 15 July 1980 on air quality limit values and guide values for sulphur dioxide and suspended particulates
Council Directive 80/778/EEC of 15 July 1980 relating to the quality of water intended for human consumption
Council Resolution of 15 July 1980 on transboundary air pollution by sulphur dioxide and suspended particulates