Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
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http://www.museotorino.it/images/97/e2/6d/26/97e26d26aba8477782625a43ef5584ac-1.jpg?VSCL=100
Guarino Guarini and his Architectura, H.A. Meek, Yale University Press, 1988, pág 124
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