@article {CUI2016123,
	title = {Chemical composition of PM2.5 from two tunnels with different vehicular fleet characteristics},
	journal = {Science of The Total Environment},
	volume = {550},
	year = {2016},
	pages = {123 - 132},
	keywords = {Diesel-fueled vehicles},
	issn = {0048-9697},
	doi = {http://dx.doi.org/10.1016/j.scitotenv.2016.01.077},
	url = {http://www.sciencedirect.com/science/article/pii/S0048969716300791},
	author = {Min Cui and Yingjun* Chen and Chongguo Tian and Fan Zhang and Caiqing Yan and Mei* Zheng}
}
