Poul Kjærholm, Industrial Design, 1960, p. 62; Christoffer Harlang, Keld Helmer-Petersen and Krestine Kjærholm, eds., Poul Kjærholm, Copenhagen, 1999, pp. 104-105 and 177; Michael Sheridan, Poul Kjærholm: Furniture Architect, exh. cat., Louisiana Museum of Modern Art, exh. cat., Esberg, 2006, pp. 9, 15, 77, 162-163 and 187; Michael Sheridan, The Furniture of Poul Kjærholm: Catalogue Raisonné, New York, 2007, pp. 104-105