@book{98298,
	author = {Ladrière, Jean. and Blasco, Jose.},
	title = {Limitaciones internas de los formalismos},
	publisher = {Ed. Tecnos},
	year = {1969.},
	series = {Estructura y función : El porvenir actual de la ciencia},
	address = {Madrid},
	note = {Index.}
}