交響曲第9番 (ヴィラ＝ロボス)
Béhague, Gerard. 1994. Villa-Lobos: The Search for Brazil's Musical Soul. Austin: Institute of Latin American Studies, University of Texas at Austin, 1994. ISBN 0-292-70823-8.
Enyart, John William. 1984. "The Symphonies of Heitor Villa-Lobos". PhD diss. Cincinnati: University of Cincinnati.
Peppercorn, Lisa M. 1991. Villa-Lobos: The Music: An Analysis of His Style, translated by Stefan de Haan. London: Kahn & Averill; White Plains, New York: Pro/Am Music Resources Inc. ISBN 1-871082-15-3 (Kahn & Averill); ISBN 0-912483-36-9.
Salles, Paulo de Tarso. 2009. Villa-Lobos: processos composicionais. Campinas, SP: Editora da Unicamp. ISBN 978-85-268-0853-9.