@book{122620,
	author = {Villa Urrutia, Wenceslao Ramírez de Villa-Urrutia},
	title = {Fernando VII, Rey constitucional, historia diplomática de España de 1820 a 1823},
	publisher = {Librería Beltrán},
	year = {[1943]},
	address = {Madrid},
	edition = {[2. ed.]}
}