Requiem for fossil fuels 2004
Symposium Musik multimedial, Cristoph Metzger, (download pdf in german)
text on the principles of the picture and sound interaction with "Requiem for fossil fuels" as an example

hive, vienna 1999
Wien Modern Catalogue, Heidi Grundmann, (download pdf in german) | (download pdf in english)
text on "alphabet of sounds" and hive music