Bibliography
van Dijk Ben, Ben’s Basic, 2016, Den Haag, BVD Music Production, page 23
Gorrie Jon “Focal Dystonia And First Note Anxiety In Brass Players” (Published on Sep 29 2013) 30/11/2016, http://musicians-focal-dystonia.com/focal-dystonia-first-note-anxiety-brass-players/
Howland Brad "The Valsalva Maneuver in Brass Playing” (Published unknown) 5/11/2016, http://www.musicforbrass.com/articles/valsalva-maneuver.html
Landsman Julie “Carmine Caruso Method: the Six Notes” (Published on Oct 19, 2014) 01/02/2017, https://www.youtube.com/watch?v=SGgOhVms-Zk
Stockhausen Markus, The Basic Caruso, 2004, Koln, Aktivraum Musikverlag, page 4
Vernon Charlie, A Singing Approach to the Trombone, 1995 revised edition, Atlanta, Atlanta Brass Society press, page 4.