@article {cheng2006air,
	title = {Air quality in transportation cabins{\textendash}Part I: how much do we know about it?},
	journal = {ASHRAE transactions},
	volume = {112},
	number = {2},
	year = {2006},
	author = {Cheng, Xiaoying and Tan, Zhongchao and Tay, Richard and Yuan, Wenqiao}
}
