@Article{acp-4-391-2004,
AUTHOR = {Hussein, T. and Puustinen, A. and Aalto, P. P. and M\"akel\"a, J. M. and H\"ameri, K. and Kulmala, M.},
TITLE = {Urban aerosol number size distributions},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {4},
YEAR = {2004},
NUMBER = {2},
PAGES = {391--411},
URL = {http://www.atmos-chem-phys.net/4/391/2004/},
DOI = {10.5194/acp-4-391-2004}
}