Xenakis, I. Formalized Music.
M. V. Mathews. The Digital Computer as a Musical Instrument
Xenakis’ use of Stochastic Form
Dmitri Tymoczko, The Geometry of Musical Chords.
Stochastic Composition and Stochastic Timbre: GENDY3 by Iannis Xenakis
Music and Technology: Algorithmic and Generative Music Systems
Introduction to western and eastern approach of change in the music of Xenakis and Cage.