Oliver Araujo, J. and Calafell Ferrá, V.J. 2026. THE COUNTERSIGNATURE OR ITS ABSENCE IN THE APPOINTMENT OF MEMBERS OF THE ROYAL HOUSEHOLD: HAS THE MUTATION ITSELF MUTATED?. Revista Anuario Parlamento y Constitución. 27 (Nov. 2026), 115–144. DOI:https://doi.org/10.71206/rapc.425.