@article {20687,
	title = {Traffic restrictions in Beijing during the Sino-African Summit 2006: aerosol size distribution and visibility compared to long-term in situ observations},
	journal = {Atmospheric Chemistry and Physics},
	volume = {8},
	number = {24},
	year = {2008},
	note = {Times Cited: 30Wehner, Birgit/C-2650-2014; Cheng, Yafang/F-9362-2010; Su, Hang/A-6226-2010Cheng, Yafang/0000-0003-4912-9879; Su, Hang/0000-0003-4889-1669331680-7324},
	month = {2008},
	pages = {7583-7594},
	isbn = {1680-7316},
	author = {Cheng, Y. F. and Heintzenberg, J. and Wehner, B. and ZJ Wu and H. Su and Hu, M. and Mao, J. T.}
}
