Barry Truax demonstrates how the use of environmental sound in music is disruptive and subversive to the established norms of the artistic field. He focuses on the works of three composers: R. Murray Schafer, Hildegard Westerkamp and himself.
The Composition of Environmental Sound at Simon Fraser University
Aesthetic and Electroacoustic Music. Bourges Academy. Bourges: Mnemosyne, 91-98.