TY - JOUR A1 - Järvi, L. A1 - Junninen, H. A1 - Karppinen, A. A1 - Hillamo, R. A1 - Virkkula, A. A1 - Mäkelä, T. A1 - Pakkanen, T. A1 - Kulmala, M. T1 - Black carbon concentration trends in Helsinki during 1996–2005 JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 2007 SP - 14265 EP - 14294 Y1 - 2007/10/08 PB - Copernicus Publications SN - 1680-7375 UR - https://acp.copernicus.org/preprints/7/14265/2007/ L1 - https://acp.copernicus.org/preprints/7/14265/2007/acpd-7-14265-2007.pdf DO - 10.5194/acpd-7-14265-2007 ER -