TY - JOUR A1 - Ketzel, M. A1 - Wåhlin, P. A1 - Kristensson, A. A1 - Swietlicki, E. A1 - Berkowicz, R. A1 - Nielsen, O. J. A1 - Palmgren, F. T1 - Particle size distribution and particle mass measurements at urban,near-city and rural level in the Copenhagen area and Southern Sweden JO - Atmos. Chem. Phys. J1 - ACP VL - 4 IS - 1 SP - 281 EP - 292 Y1 - 2004/02/13 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/4/281/2004/ L1 - http://www.atmos-chem-phys.net/4/281/2004/acp-4-281-2004.pdf DO - 10.5194/acp-4-281-2004 ER -