1. Bartfelder, F., Köhler, M., 1987, Experimentelle Untersuchungen zur Funktion von Fassadenbegrunungen. Förderungsprogramm der Freien Universitat Berlin fur junge Wissenschaftler 3. Ausschreibung.
2. Deposition velocities to Sorbus aria, Acer campestre, Populus deltoids X trichocarpa ‘Beaupre’, Pinus nigra and X Cupressocyparis leylandii for coarse, fine and ultra-fine particles in the urban environment;Beckett;Environ. Pollut.,2004
3. Beckett, K.P., 1998, Arboriculture: Particle Pollution Removal by Urban Trees. University of Sussex at Brighton.
4. Sources and chemistry of PM10 aerosol in Santa Barbara County, CA;Chow;Atmos. Environ.,1996
5. Deposition of atmospheric pollutants on forests;Fowler;Philos. Trans. Roy. Soc. London,1989