@Article{acpd-12-4719-2012,
AUTHOR = {Leskinen, A. and Arola, A. and Komppula, M. and Portin, H. and Tiitta, P. and Miettinen, P. and Romakkaniemi, S. and Laaksonen, A. and Lehtinen, K. E. J.},
TITLE = {Seasonal cycle and source analyses of aerosol optical properties  in a semi-urban environment at Puijo station in Eastern Finland},
JOURNAL = {Atmospheric Chemistry and Physics Discussions},
VOLUME = {12},
YEAR = {2012},
NUMBER = {2},
PAGES = {4719--4754},
URL = {http://www.atmos-chem-phys-discuss.net/12/4719/2012/},
DOI = {10.5194/acpd-12-4719-2012}
}