@article {PIE173,
	title = {Plant nitrogen dynamics in fertilized and natural New England saltmarshes: a paired 15N tracer study},
	journal = {Marine Ecology Progress Series},
	volume = {354},
	year = {2008},
	note = {PD Plum Data},
	pages = {35-46},
	keywords = {eutrophication, inorganic nitrogen, LTER-PIE, marsh ecosystem, nitrogen cycling, nitrogen isotopes, organic matter, plant ecophysiology, primary production, Spartina alterniflora, Spartina patens},
	doi = {10.3354/meps07170},
	author = {Drake, D.C. and Peterson, B.J. and Deegan, L.A. and Harris, L.A. and Miller, E.E. and Warren, R.S.}
}
@article {PIE190,
	title = {Stream denitrification across biomes and its response to anthropogenic nitrate loading},
	journal = {Nature},
	volume = {452},
	year = {2008},
	note = {PI Plum Data},
	pages = {202-206},
	keywords = {denitrification, disturbance, inorganic nutrients, LTER-PIE, nitrogen, nitrogen isotopes, stream network},
	doi = {10.1038/nature06686},
	author = {Mulholland, P. J. and Helton, A. M. and Poole, G.C. and Hall, Jr., R.O. and Hamilton, S. K. and Peterson, B. J. and Tank, J.L. and Ashkenas, L.R. and Cooper, L. W. and Dahm, C. N. and Dodds, W. K. and Findlay, S. E. G. and Gregory, S. V. and Grimm, N.B. and Johnson, S. L. and McDowell, W.H. and Meyer, J. L. and Valett, H. M. and Webster, J. R. and Arango, C. P. and Beaulieu, J. J. and Bernot, M. J. and Burgin, A. J. and Crenshaw, C. L. and Johnson, L.T. and Niederlehner, B. R. and OﾒBrien, J. M. and Potter, J. D. and Sheibley, R.W. and Sobota, D. J. and Thomas, S. M.}
}
