Private collection, Turin
Ettore Sottsass, 'Sottsass a Stoccolma', Domus, no. 474, May 1969, p. 54
Poltronova, Sottsass, Agliana, 1970, n.p.
Emilio Ambasz, Italy: The New Domestic Landscape: Achievements and Problems of Italian Design, exh. cat., Museum of Modern Art, New York, 1972, p. 50
Giuliana Gramigna, Repertorio 1950/1980, Milan, 1985, p. 294
Barabara Radice, Ettore Sottsass: A Critical Biography, London, 1993, p. 116
Hans Höger, Ettore Sottsass Jun. Designer, Artist, Architect, Tübingen, 1993, p. 87
Par Milco Carboni, Ettore Sottsass Jr. ’60-’70, exh. cat., FRAC Centre, Orléans, 2006, pp. 114-15 for images and drawings