Duplicate title to Winiwarter, W. ORCID: https://orcid.org/0000-0001-7131-1496 & Klimont, Z. ORCID: https://orcid.org/0000-0003-2630-198X (2005). Co-ordinated international activities to abate European PM emissions. In: Aerosols in Biomass Combustion. Eds. Obernberger, I. & Brunner, T., University of Graz: Series Thermal Biomass Utilization. ISBN 3-9501980-2-4