Particle emissions from aircraft engines a survey of the European project PartEmis oleh Andreas Petzold, Markus Fiebig, Lutz Fritzsche, Claudia Stein, Ulrich Schumann, Chris W. Wilson, Chris D. Hurley, Frank Arnold, Eleni Katragkou, Urs Baltensperger, Martin Gysel, Stephan Nyeki, Regina Hitzenberger, Heinrich Giebl, Kev Hughes