@article {Liu_Zhai_Yu_Liu_2018,
	title = {Source Apportionment of VOCs at City Center of Chongqing in Summer},
	journal = {Environmental Science and Technology},
	volume = {41},
	number = {2},
	year = {2018},
	pages = {71-76},
	author = {Jia, Liu and Chongzhi, Zhai and Jiayan, Yu and Ruiling, Liu}
}
