@book{199948,
	author = {The Geological Society of America and Mahlburg Kay, Suzanne},
	title = {Field Trip Guides to the Backbone of the Americas in the Southern and Central Andes: Ridge Collision, Shallow Subduction, and Plateau Uplift},
	publisher = {Geological Society of America, GSA},
	year = {2008},
	series = {Field Guide},
	address = {Nueva York:}
}