@article {3512,
	title = {Observations of Fine and Coarse Particle Nitrate at Several Rural Locations in the United States},
	journal = {Atmospheric Environment},
	volume = {42},
	year = {2008},
	month = {April},
	pages = {2720-2732},
	keywords = {Acid rain, Air quality, Pollution},
	author = {Lee, Taehyoung and Yu, Xiao Ying and Ayres, Benjamin and Kreidenweis, Sonia M and Malm, William C and Collett, Jeffrey L}
}
@article {2923,
	title = {Optical Measurements of Aerosol Size Distributions in Great Smoky Mountains National Park: Dry Aerosol Characterization},
	journal = {Journal of the Air \& Waste Management Association},
	volume = {50},
	year = {2000},
	month = {May},
	pages = {665-676},
	keywords = {Air particles, Air pollution, Southeastern Aerosol and Visibility Study},
	author = {Ames, Roger B and Hand, Jennifer L and Kreidenweis, Sonia M and Day, Derek E and Malm, William C}
}
