TY - JOUR A1 - Virtanen, A. A1 - Rönkkö, T. A1 - Kannosto, J. A1 - Mäkelä, J. M. A1 - Keskinen, J. A1 - Pakkanen, T. A1 - Pirjola, L. A1 - Hämeri, K. T1 - Winter and summer time size distributions and densities of traffic-related aerosol particles at a busy highway in Helsinki JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 6 IS - 1 SP - 549 EP - 578 Y1 - 2006/01/12 PB - Copernicus Publications SN - 1680-7367 UR - http://www.atmos-chem-phys-discuss.net/6/549/2006/ L1 - http://www.atmos-chem-phys-discuss.net/6/549/2006/acpd-6-549-2006.pdf ER -