Emilio Ambasz, Italy: The New Domestic Landscape: Achievements and Problems of Italian Design, exh. cat., The Museum of Modern Art, New York, 1972, p. 106
Hans Höger, Ettore Sottsass Jun. Designer, Artist, Architect, Tübingen, 1993, p. 90
Fulvio Ferrari and Napoleone Ferrari, Luce: Lampade 1968-1973: il nuovo design italiano, Turin, 2002, pl. 153