Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
https://es.wahooart.com/@@/8XY4S5-Gino-Severini-autorretrato
https://www.photo.rmn.fr/Package/2C6NU0YDIIKK
https://it.wikipedia.org/wiki/Gino_Severini
https://es.wikipedia.org/wiki/Gino_Severini
https://www.magnanirocca.it/saggio-critico-gino-severini/
http://biografias.wiki/gino-severini/
https://www.amartemoderna.com/en/artista/gino-severini/
https://www.npg.org.uk/collections/search/portrait/mw200340/Gino-Severini