@article {1949,
	title = {Chemical composition of the graphitic black carbon fraction in riverine and marine sediments at submicron scales using carbon X-ray spectromicroscopy},
	journal = {Geochimica et Cosmochimica Acta},
	volume = {70},
	year = {2006},
	note = {id: 1703},
	month = {2006},
	pages = {1483-1494},
	author = {Haberstroh, P. R. and Brandes, J. A. and Gelinas, Y. and Dickens, A. F. and Wirick, S.}
}
@article {1956,
	title = {Solid-state 13C NMR analysis of size and density fractions of marine sediments: Insight into organic carbon sources and preservation mechanisms},
	journal = {Geochimica et Cosmochimica Acta},
	volume = {70},
	year = {2006},
	note = {id: 1702},
	month = {2006},
	pages = {666-686},
	author = {Dickens, A. F. and Baldock, J. A. and Smernik, R. J. and Wakeham, S. G. and Arnarson, T. S. and Gelinas, Y. and Hedges, J. I.}
}
