@Article{acp-3-2225-2003,
AUTHOR = {Beirle, S. and Platt, U. and Wenig, M. and Wagner, T.},
TITLE = {Weekly cycle of NO$_{2}$ by GOME measurements: a signature of anthropogenic sources},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {3},
YEAR = {2003},
NUMBER = {6},
PAGES = {2225--2232},
URL = {http://www.atmos-chem-phys.net/3/2225/2003/},
DOI = {10.5194/acp-3-2225-2003}
}