@article {PIE439,
	title = {Methods to summarize change among land categories across time intervals},
	journal = {Journal of Land Use Science},
	volume = {12},
	number = {4},
	year = {2017},
	note = {PI Coastal},
	pages = {218-230},
	keywords = {category, disturbance, flow matrix, GIS, land change, LTER-PIE, time, transition},
	doi = {10.1080/1747423X.2017.1338768},
	author = {Pontius, R.G., Jr. and Krithivasan, R. and Sauls, L. and Yan, Y. and Zhang, Y.}
}
@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.}
}
