Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://dpg.lib.berkeley.edu/webdb/ggva/search?siteid=138
http://arch.usc.edu/news/usc-architecture-receives-greene-and-greene-research-papers
http://www.columbia.edu/cu/lweb/eresources/archives/avery/greene/images/images_NYDA89-F637.html