Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://www.urbipedia.org/hoja/%C3%81tico_De_Beistegui
http://mlmrarquitectos.com/mlmr-clasicos-de-arquitectura-atico-beistegui-1930/#
https://www.flickr.com/photos/ofhouses/17363710489
http://www.brockforsblom.com/death-by-xoko/
http://www.fondationlecorbusier.fr/corbuweb/morpheus.aspx?sysId=13&IrisObjectId=4572&sysLanguage=fr-fr&itemPos=2&itemCount=78&sysParentId=64&sysParentName=
https://ascavamol.me/category/resenas-de-lecturas/page/3/
https://www.pinterest.es/pin/565061084478089668/
http://alfavino.blogspot.com/2015/01/163-casas-con-nombreapartamento-de.html
https://www.pinterest.es/pin/58195020169015333/