@article {PMID:19603636,
	title = {Roadside, urban, and rural comparison of primary and secondary organic molecular markers in ambient PM2.5},
	journal = {Environmental science \& technology},
	volume = {43},
	number = {12},
	year = {2009},
	month = {June},
	pages = {4287{\textemdash}4293},
	issn = {0013-936X},
	doi = {10.1021/es900316g},
	url = {https://doi.org/10.1021/es900316g},
	author = {Bo Yan and Mei* Zheng and Yongtao Hu and Xiang Ding and Amy P. Sullivan and Rodney J. Weber and Baek, Jaemeen and Eric S. Edgerton and Armistead G.* Russell}
}
