@article {561,
	title = {From wetlands to wet spots; environmental tracking and the fate of Carboniferous elements in Early Permian tropical floras},
	journal = {Geological Society of America Special Papers},
	volume = {399},
	year = {2006},
	pages = {223-248},
	chapter = {223-},
	author = {DiMichele, W.A. and Tabor, N.J. and Chaney, D.S. and Nelson, W.J.}
}
