TY - JOUR A1 - Makkonen, R. A1 - Romakkaniemi, S. A1 - Kokkola, H. A1 - Stier, P. A1 - Räisänen, P. A1 - Rast, S. A1 - Feichter, J. A1 - Kulmala, M. A1 - Laaksonen, A. T1 - Brightening of the global cloud field by nitric acid and the associated radiative forcing JO - Atmos. Chem. Phys. J1 - ACP VL - 12 IS - 16 SP - 7625 EP - 7633 Y1 - 2012/08/22 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/12/7625/2012/ L1 - http://www.atmos-chem-phys.net/12/7625/2012/acp-12-7625-2012.pdf DO - 10.5194/acp-12-7625-2012 ER -