@book{73063,
	author = {Unamuno, Miguel de},
	title = {En torno al casticismo},
	publisher = {Biblioteca Nueva, },
	year = {1996},
	series = {Cien años después, 98},
	address = {[Madrid, España] :},
	url = {https://public.digitaliapublishing.com/a/4331}
}