The mathematics of music and Raven Temperament : microtonal music theory and a new alternative tuning system /
O'Sullivan, John,1970-
[Clonakilty, Co. Cork] : Pan Music Publishing,
c2012.
Raven Temperament ... tuning system optimized for melody and not harmony. p.48.
Music theory
Twelve-tone system.
Musical temperament.
Tuning.