Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://blog.athenee-theatre.com/index.cfm/2011/3/21/LAthne-a-de-la-concurrence
http://en.wikipedia.org/wiki/File:Versailles_Op%C3%A9ra_-_view_of_auditorium_-_NGO3p865.jpg
http://en.wikipedia.org/wiki/File:Banquet_des_gardes_du_corps_dans_la_salle_de_l%27op%C3%A9ra_de_Versailles-1er_octobre_1789.jpg
http://upload.wikimedia.org/wikipedia/commons/4/48/OperaVersaillesSenat.jpg
http://upload.wikimedia.org/wikipedia/commons/9/9f/L%27Op%C3%A9ra-visite_de_la_reine_Victoria_1855.jpg
http://voyager-comme-ulysse.com/chateau-de-versailles/