@book{19084,
	author = {Alvarez, Manuel and American Association of Petroleum Geologists},
	title = {Tectonics of Mexico/},
	publisher = {American Association of Petroleum Geologists,},
	year = {1949.},
	address = {México :},
	note = {Sobretiro de The Bulletin of the American Association of Petroleum Geologists, volumen 33, num. 8}
}