Air quality regulation policy in Portugal Author Gomes J. Journal/Series European Environment | Vol. 14(1); 40 - 49; 10 p. Date 2004 Source IUCN (ID: ANA-072447) Publisher | Place of publication European Research Press, Ltd. | Shipley, UK Document type Article in periodical Language English Country/Territory Portugal Subject Air & atmosphere Keyword Air quality/air pollution Enforcement/compliance Emission standards Air pollution (stationary sources)