%A M. Amann %A I. Bertok %A J. Cofala %A F. Gyarfas %A C. Heyes %A Z. Klimont %A W. Schoepp %T Cost-effective Control of Acidification and Ground-Level Ozone %C Brussels, Belgium %D 1996 %I Second Interim Report to the European Commission, DG XI %L iiasa4792