The conjecture about the child Mozart's three-movement preference is made by Gärtner, who notes that Mozart's father Leopold and other older composers already preferred four. See Gärtner, Heinz (1994). John Christian Bach: Mozart's Friend and Mentor. Hal Leonard Corporation. ISBN978-0-931340-79-6. Excepts on line at [1].
The conjecture about the child Mozart's three-movement preference is made by Gärtner, who notes that Mozart's father Leopold and other older composers already preferred four. See Gärtner, Heinz (1994). John Christian Bach: Mozart's Friend and Mentor. Hal Leonard Corporation. ISBN978-0-931340-79-6. Excepts on line at [1].
Count taken from Graham Parkes, "The symphonic structure of Also sprach Zarathustra: a preliminary outline," in Luchte, James (2011). Nietzsche's Thus Spoke Zarathustra: Before Sunrise. Bloomsbury Publishing. ISBN978-1-4411-1845-5.. Excerpts on line at [2].
„Symphony”, Oxford English Dictionary (online version изд.), [Претплата неопходна (помоћ)]
worldcat.org
Bowman, Carl Byron (1971). The Ecclesiastiche Sinfonie (Opus 16) of Adriano Banchieri (1568–1634) (Ph.D. diss. изд.). New York: New York University. стр. 7. OCLC605998103.