@conference {1637,
	title = {Fossil sources of PM2.5 aerosol carbon based on 14C measurements},
	booktitle = {PM2.5 and electric power generation: recent findings and implications},
	year = {2002},
	note = {id: 353},
	month = {2002},
	address = {Pittsburgh, PA},
	author = {Tanner, R. L. and Parkhurst, W. J. and McNichol, A. P.}
}
