– Institute of Heritage and Humanities of the University of Zaragoza: https://iph.unizar.es/

– Department of Architecture of the University of Zaragoza: https://arquitectura.unizar.es/

– Aragonese Cultural Heritage Information System: https://www.sipca.es/

– Website of the Directorate General of Cultural Heritage of the Government of Aragon: https://patrimonioculturaldearagon.es/

– Hispania Nostra’s Green, Red, and Black Lists: https://listaroja.hispanianostra.org/