@article {PIE232,
	title = {Effect of historical changes in land use and climate on the water budget of an urbanizing watershed},
	journal = {Water Resources Research},
	volume = {42},
	year = {2006},
	note = {PI Plum Data},
	keywords = {climate change, disturbance, hydrology, land use, LTER-PIE, population dynamics, watershed},
	doi = {10.1029/2005WR004131},
	author = {Claessens, L. and Hopkinson, C. and Rastetter, E. and Vallino, J.}
}
@article {PIE240,
	title = {Spatial distribution of land type in regression models of pollutant loading},
	journal = {Journal of Spatial Hydrology},
	volume = {5},
	number = {2},
	year = {2005},
	note = {Grad},
	pages = {60-80},
	keywords = {GIS, inorganic nutrients, LTER-PIE, non-point source pollution, nutrient export, regression modeling, spatial distribution},
	doi = {10.1086/BBLv207n2p173},
	author = {Fedorko, E.J. and Pontius, R.G., Jr. and Aldrich, S.P. and Claessens, L. and Hopkinson, C. and Wollheim, W.M.}
}
@article {PIE122,
	title = {Modeling Nitrogen Transport in the Ipswich River Basin, Massachusetts, Using HSPF.},
	journal = {Journal of the American Water Resources Association},
	volume = {40},
	year = {2004},
	note = {PD Plum Data},
	pages = {1365-1384},
	keywords = {HSPF, inorganic nutrients, LTER-PIE, nitrogen transport, watershed},
	doi = {10.1111/j.1752-1688.2004.tb01592.x},
	author = {Filoso,S. and Vallino, J.J and Hopkinson, C. and Rastetter, E. and Claessens, L.}
}
@article {PIE39,
	title = {Modeling the effects of land-use change on nitrogen biogeochemistry in the Ipswich watershed, Massachusetts},
	journal = {Biological Bulletin},
	volume = {199},
	number = {2},
	year = {2000},
	note = {REU},
	pages = {218-219},
	keywords = {Ipswich River, land use, LTER-PIE, model, nitrogen},
	doi = {10.2307/1542907},
	author = {Kirkby, R. and Claessens, L. and Hopkinson, Jr., C. and Rastetter, E. and Vallino, J.}
}
@inbook {PIE46,
	title = {Scenarios of land-use change and nitrogen release in the Ipswich watershed, Massachusetts, USA},
	booktitle = {Proceedings of the 4th International Conference on Integrating Geographic Information Systems and Environmental Modeling: Problems, prospects, and Needs for Research},
	year = {2000},
	note = {PI Plum Data},
	publisher = {Cooperative Institute for Research in Environmental Science},
	organization = {Cooperative Institute for Research in Environmental Science},
	address = {Boulder, CO},
	keywords = {land use change, LTER-PIE, nitrogen},
	author = {Pontius, R.G., Jr. and Claessens, L. and Hopkinson, C. and Marzouk, A. and Rastetter, E.B. and Schneider, L.C. and Vallino, J.},
	editor = {B. O. Parks and K. M. Clarke and M. P. Crane}
}
@article {PIE22,
	title = {Ipswich River nutrient dynamics: Preliminary assessment of a simple nitrogen-processing model},
	journal = {Biological Bulletin},
	volume = {197},
	year = {1999},
	note = {REU},
	pages = {289-290},
	keywords = {Ipswich River, land use, LTER-PIE, modeling, nutrient dynamics},
	doi = {10.2307/1542657},
	author = {Pease, K. M. and Claessens, L. and Hopkinson, C. and Rastetter, E. and Vallino, J. and Kilham, N.}
}
@article {PIE13,
	title = {Long-term effect of municipal water use on the water budget of the Ipswich River basin},
	journal = {Biological Bulletin},
	volume = {197},
	year = {1999},
	note = {REU},
	pages = {295-297},
	keywords = {Ipswich, LTER-PIE, municipal, rivers, water, water usage},
	doi = {10.2307/1542661},
	author = {Canfield, S. and Claessens, L. and Hopkinson, C.S. and Rastetter, E. and Vallino, J.}
}
