Coop Himmelblau. Architectural Design v.61 n.92 1991, 24 Mitchell and Giurgola. Casabella 281 1963, 17 R. Puig, F. Pulin. Casabella 299 1965, 72 R.Buckminster Fuller. Envisioning Architecture (MoMA, New York, 2002) 1927, 65 Giorgio Grassi. Architectural Design v.61 n.92 1991, 37 Walter Netsch. Progressive Architecture 54 April 1973, 85 Giorgio Grassi. Lotus 36 1982, 80