@article {3295,
	title = {Stomatal Behavior of Ozone-Sensitive and -Insensitive Coneflowers (Rudbeckia laciniata var. digitata) in Great Smoky Mountains National Park},
	journal = {New Phytologist},
	volume = {173},
	year = {2007},
	pages = {100-109},
	keywords = {Flowering plants, Ozone, Vegetation monitoring},
	author = {Grulke, N. E and Neufeld, Howard S and Davison, Alan W and Roberts, M. and Chappelka, Arthur H}
}
@article {3850,
	title = {Seasonal Development of Ozone-Induced Foliar Injury on Tall Milkweed (Asclepias exaltata) in Great Smoky Mountains National Park},
	journal = {Environmental Pollution},
	volume = {141},
	year = {2006},
	month = {May},
	pages = {175-183},
	keywords = {Air quality, Flora, Ozone},
	author = {Souza, Lara and Neufeld, Howard S and Chappelka, Arthur H and Burkey, Kent O and Davison, Alan W}
}
@article {3059,
	title = {Seasonal Profiles of Leaf Ascorbic Acid Content and Redox State in Ozone-Sensitive Wildflowers},
	journal = {Environmental Pollution},
	volume = {143},
	year = {2006},
	month = {October},
	pages = {427-434},
	keywords = {Acid rain, Flora, Flowering plants},
	author = {Burkey, Kent O and Neufeld, Howard S and Souza, Lara and Chappelka, Arthur H and Davison, Alan W}
}
@article {3243,
	title = {Sub-Canopy Deposition of Ozone in a Stand of Cutleaf Coneflower},
	journal = {Environmental Pollution},
	volume = {131},
	year = {2004},
	month = {September},
	pages = {295-303},
	keywords = {Air quality, Flora, Ozone, Pollution},
	url = {http://dx.doi.org/10.1016/j.envpol.2004.02.029},
	author = {Finkelstein, Peter L and Davison, Alan W and Neufeld, Howard S and Meyers, Tilden P and Chappelka, Arthur H}
}
