@article {PIE311,
	title = {Map errors that could account for deviations from a uniform intensity of land change},
	journal = {International Journal of Geographical Information Science },
	year = {2013},
	abstract = {PI Plum Data},
	keywords = {category, change, error, intensity analysis, LTER-PIE, time},
	doi = {10.1080/13658816.2013.787618},
	author = {Aldwaik, S. and Pontius, R.G., Jr.}
}
@phdthesis {PIE350,
	title = {Fundamental concepts of intensity analysis to understand changes among categories},
	volume = {Ph.D.},
	year = {2012},
	note = {Grad},
	pages = {131},
	school = {Clark University},
	type = {phdthesis},
	address = {Worcester, MA},
	keywords = {category analysis, disturbance, GIS, land use change, LTER-PIE},
	author = {Aldwaik, S.}
}
@article {PIE307,
	title = {Intensity Analysis to Unify Measurements of Size and Stationarity of Land Changes by Interval, Category, and Transition.},
	journal = {Landscape and Urban Planning},
	volume = {106},
	number = {1},
	year = {2012},
	note = {PI Plum Data},
	pages = {103-114},
	keywords = {disturbance, LTER-PIE, LULCC, map, matrix, pattern, process, stationary},
	doi = {10.1016/j.landurbplan.2012.02.010},
	author = {Aldwaik, S. and Pontius, R.G., Jr.}
}
