Burgo Tajadura, Jaime Ignacio del (2008). Boletín de la Real Academia de la Historia, p. 242: "A few months later, on the night of November 28 at 10:15, the queen gave birth to a child, who in time would be Alfonso XII, to whom the tongues, more or less deridingly, gave the name of Puigmoltejo". ISSN0034-0626.