@mastersthesis {2339,
	title = {Preliminary Investigation of Light Scattering and Visibility in Two Eastern National Parks},
	volume = {Master of Science},
	year = {1979},
	note = {Maps},
	school = {Virginia Polytechnic Institute and State University},
	keywords = {Air quality, Pollution, Tourism},
	author = {Albee, Thomas F}
}
@conference {11809,
	title = {A Study of Ambient Air Quality and Visibility in National Parks},
	booktitle = {2nd Conference on Scientific Research in the National Parks},
	year = {1979},
	month = {November 26-30},
	pages = {130},
	publisher = {Virginia Polytechnic Institute},
	organization = {Virginia Polytechnic Institute},
	keywords = {Air quality, Flora, Vegetation monitoring},
	author = {Stephens, N. Thomas and Larson, Gary L and Albee, Thomas F}
}
