Zdroj: An Interview with Leon Theremin http://www.oddmusic.com/theremin/theremin_interview_1.html / Olivia Mattis and Leon Theremin in Bourges, France 16 June 1989.
Lev Sergejevič Těrmen: Citáty anglicky
Zdroj: An Interview with Leon Theremin http://www.oddmusic.com/theremin/theremin_interview_1.html / Olivia Mattis and Leon Theremin in Bourges, France 16 June 1989.