Bergman on Bergman: Interviews with Ingmar Bergman. By Stig Björkman, Torsten Manns, and Jonas Sima; Translated by Paul Britten Austin. Simon & Schuster
[2024-04-16]. (原始内容存档于2024-05-10) (英语). Ek, Torbjörn. Christer Björkman gör Eurovision-comeback [Christer Björkman makes a Eurovision comeback]. Aftonbladet