@book{120212,
	author = {Galeano Botero, Laila and Salazar Ortiz, Marcela},
	title = {Obtencion de a-Amilasas a partir de la cepa nativa de Bacilllus Alcalofilico sp. 5A7.1},
	publisher = {[sin publicador],},
	year = {1998.},
	address = {Medellín :}
}