@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.}
}
@mastersthesis {PIE279,
	title = {Characterizing land changes over several points in time},
	volume = {M.S.},
	year = {2011},
	note = {Grad},
	school = {Clark University},
	type = {mastersthesis},
	address = {Worcester, MA},
	keywords = {disturbance, geospatial modeling, land use change, LTER-PIE},
	author = {Zhang, Y.}
}
