Makowski, M. <https://pure.iiasa.ac.at/view/iiasa/193.html> ORCID: https://orcid.org/0000-0002-6107-0972 <https://orcid.org/0000-0002-6107-0972>  (1998).  Large scale systems issues in modelling cost-effetive policies for improving the European air quality.    UNSPECIFIED