@book {622,
	title = {Tree-Ring Dates from New Mexico B Chaco-Gobernador Area},
	year = {1974},
	publisher = {University of Arizona},
	organization = {University of Arizona},
	address = {Tucson},
	keywords = {Chaco, date, dendrochronology, Gobernador, new mexico, southwest, tree ring},
	author = {Robinson, William J. and Harrill, Bruce G. and Warren, Richard L.}
}
