ton

[1979] Structure de la gamme occidentale ; F. Gilot ; BUP 74 (nov 1979) p. 221 [lien]
[2013] Experiments on Tone Color in Music and Acoustics: Helmholtz, Schoenberg, and Klangfarbenmelodie ; Julia Kursell ; Osiris2 28 (2013) p. 191 [lien]