@book{80096,
	author = {Heyn, E. and Bauer, O.},
	title = {Metalografía },
	editor = {Imp. Elzeviriana)},
	publisher = {Labor, },
	year = {1944 (},
	series = {Manuales técnicos Labor ; },
	address = {Barcelona : },
	edition = {2ª ed.}
}