Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://www.bloggen.be/levend_geloof8/archief.php?ID=1701992
http://www.darvillsrareprints.com/georgio%20Vasari%20The%20Lives%20of%20the%20Most%20Excellent%20Painters%20Sculptors%20Architects.htm
http://www.zam.it/biografia_Filarete_
http://quizlet.com/20643299/pope-eugenius-iv-flash-cards/
http://upload.wikimedia.org/wikipedia/commons/9/9f/Porta_del_filarete%2C_autoritratto_con_firma.jpg
http://es.wikipedia.org/wiki/Filarete
http://www.artelista.com/grandes-maestros/obra/2652678393198854-portrait-dantonio-filarete-antonio-di-pietro-averlino-ou-averulino-1400-1465-sculpteur-florentin.html