. . . . . "Such composers as Georges Aperghis, John Cage, Helmut Lachenmann, Salvatore Sciarrino, Vinko Globokar, Hanspeter Kyburz, Manuel Hidalgo, J?? K??nd??, Elliott Sharp, Brice Pauset, Stefano Gervasoni, Mauricio Sotelo and others have composed for him." . . . . .