@Article{acp-9-6865-2009,
AUTHOR = {Meier, J. and Wehner, B. and Massling, A. and Birmili, W. and Nowak, A. and Gnauk, T. and Br\"uggemann, E. and Herrmann, H. and Min, H. and Wiedensohler, A.},
TITLE = {Hygroscopic growth of urban aerosol particles in Beijing (China)  during wintertime: a comparison of three experimental methods},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {9},
YEAR = {2009},
NUMBER = {18},
PAGES = {6865--6880},
URL = {http://www.atmos-chem-phys.net/9/6865/2009/},
DOI = {10.5194/acp-9-6865-2009}
}