Tornatore, Giuseppe (2018). Ennio – Un maestro (in Italian). Harper Collins Italia. pp. 134–135. ISBN978-8869053917. Archived from the original on 2021-09-28. Retrieved 2020-11-07.
Jeremy Barham (Fall-Winter 2008). "Scoring Incredible Futures: Science-Fiction Screen Music, and "Postmodernism" as Romantic Epiphany". The Musical Quarterly91:3/4 pp. 240–274, JSTOR20534533.
Tornatore, Giuseppe (2018). Ennio – Un maestro (in Italian). Harper Collins Italia. pp. 134–135. ISBN978-8869053917. Archived from the original on 2021-09-28. Retrieved 2020-11-07.