Sølvi Ystad, Mitsuko Aramaki, Richard Kronland-Martinet, Kristoffer Jensen: Auditory Display, 6th International Symposium, CMMR/ICAD 2009, Copenhagen, Denmark, May 18-22, 2009. Revised Papers. Lecture Notes in Computer Science 5954, Springer 2010, ISBN 978-3-642-12438-9