Juhani Lemmetti, AERO, Helsinki, Finland
Marianne Aav, et al., Tapio Wirkkala: Eye, Hand and Thought, exh. cat., Designmuseo, Helsinki, 2000, p. 300
Heikki Matiskainen, ed., Tapio Wirkkala: A Poet in Glass and Silver, exh. cat., Finnish Glass Museum, Riihimäki, 2013, pp. 213, 288